/*
 * jQuery JavaScript Library v1.3
 * http://jquery.com/
 *
 * Copyright (c) 2009 John Resig
 * Dual licensed under the MIT and GPL licenses.
 * http://docs.jquery.com/License
 *
 * Date: 2009-01-13 12:50:31 -0500 (Tue, 13 Jan 2009)
 * Revision: 6104
 */
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/**
 * jCarousel - Riding carousels with jQuery
 * http://sorgalla.com/jcarousel/
 *
 * Copyright (c) 2006 Jan Sorgalla (http://sorgalla.com)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * Built on top of the jQuery library
 * http://jquery.com
 *
 * Inspired by the "Carousel Component" by Bill Scott
 * http://billwscott.com/carousel/
 */
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var handler_name;
var div_id;
var redirect_to;

function handleResponse(msg){
 eval(handler_name+'("'+escape(msg)+'")');
}

function ajax_request(form_id, controller_name, callback_handler, to_div_id){
 form_data = $('#' + form_id).serialize();
 handler_name = callback_handler;
 div_id = to_div_id;
 $.ajax({
 type: "POST",
 url: controller_name,
 data: form_data,
 success: handleResponse
 });
}

function delete_comment(comment_id, file_id){
 if(confirm('Are you sure you want to delete this comment?')){
 $.ajax({
 type: "POST",
 url: "portfolio/ajax_delete_file_comment",
 data: "comment_id="+comment_id+"&file_id="+file_id,
 success:function(html){
 $('#file-comments').html(html);
 }
 });
 }
}

function delete_message(){
 if(confirm('Are you sure you want to delete this message?')){
 return true;
 } else {
 return false;
 }
}

function delete_posted_project(){
 if(confirm('Are you sure you want to delete this posted project?')){
 return true;
 } else {
 return false;
 }
}

function delete_posted_job(){
 if(confirm('Are you sure you want to delete this posted job?')){
 return true;
 } else {
 return false;
 }
}

function delete_file(file_id, project_id, user_id){
 if(confirm('Are you sure you want to delete this file?')){
 $.ajax({
 type: "POST",
 url: "portfolio/ajax_delete_project_file",
 data: "file_id="+file_id+"&project_id="+project_id+"&user_id="+user_id,
 success:function(html){
 $('#files-comments').html(html);
 tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
 }
 });
 }
}

function delete_avatar(user_id){
 if(confirm('Are you sure you want to delete your picture?')){
 ajax_request('edit-avatar-form', 'profile/avatar_delete_file/'+user_id, 'profile_avatar_result');
 }
}

function delete_project(){
 if(confirm('Deleting this project will delete all the files and comments under it. Are you sure you want to delete this project?')){
 return true;
 } else {
 return false;
 }
}

function remove_user_connection(){
 if(confirm('Are you sure you want to remove this user?')){
 return true;
 } else {
 return false;
 }
}

function portfolio_project_result(msg){
 $('#project-'+div_id).html(unescape(msg));
}

function profile_avatar_result(msg){
 $('#profile-avatar').html(unescape(msg));
 tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
}

function portfolio_project_decription_result(msg){
 $('#project-description').html(unescape(msg));
}

function portfolio_file_decription_result(msg){
 $('#file-description').html(unescape(msg));
}

function portfolio_add_file_comment_result(msg){
 $('#file-comment-text').val('');
 $('#comments-area').html(unescape(msg));
}

function profile_education_result(msg){
 $('#profile-education').html(unescape(msg));
}

function profile_work_done_result(msg){
 $('#profile-work-done').html(unescape(msg));
}

function profile_program_result(msg){
 $('#profile-program').html(unescape(msg));
}

function profile_website_1_result(msg){
 $('#profile-main').html(unescape(msg));
}

function profile_website_2_result(msg){
 $('#profile-website-2').html(unescape(msg));
}

function profile_website_result(msg){
 $('#profile-website').html(unescape(msg));
}

function profile_language_1_result(msg){
 $('#profile-main').html(unescape(msg));
}

function profile_language_2_result(msg){
 $('#profile-language-2').html(unescape(msg));
}

function profile_language_result(msg){
 $('#profile-language').html(unescape(msg));
}

function profile_specialization_1_result(msg){
 $('#profile-main').html(unescape(msg));
}

function profile_specialization_2_result(msg){
 $('#profile-specialization-2').html(unescape(msg));
}

function profile_specialization_result(msg){
 $('#profile-specialization').html(unescape(msg));
}

function profile_main_data_result(msg){
 $('#profile-main').html(unescape(msg));
}

function profile_company_main_data_result(msg){
 $('#profile-company-main').html(unescape(msg));
}

function profile_about_company_result(msg){
 $('#profile-about-company').html(unescape(msg));
}

function name_block_result(msg){
 $('#name-main').html(unescape(msg));
}

function show_login(page_redirect, msg){
 $("#login-area").toggle();
 $('#login-error-message-text').html(msg);
 redirect_to = page_redirect;
}

function projects_view_click(){
 $("#project-1").slideToggle(600);
}

function drop_talents(){
 $("#find-talents-drop").toggle();
}

function login_process() {
 $('#redirect-to').attr('value', redirect_to);
 $('#login-error-message').html('');
 $("#login-loading").ajaxStart(function(){
 $(this).html('<img style="vertical-align:middle;" src="images/loading.gif" /> <span class="orange-link">loading...</span>');
 });
 $("#login-loading").ajaxStop(function(){
 $(this).html('');
 });
 ajax_request('login-form', 'account/ajax_login', 'login_response');
}

function login_response(msg) {
 if(msg == 0) {
 $('#login-error-message').addClass('red-color');
 $('#login-error-message').html('Invalid user email or password.');
 } else if(msg == 'reload') {
 window.location.reload();
 } else {
 window.location.href=msg;
 }
}

function signup_process() {
 $("#loading5").html('<img style="vertical-align:middle;" src="images/loading.gif" /> <span class="orange-link">loading...</span>');
 ajax_request('signup-form', '/account/ajax_signup', 'signup_response');
}

function signup_response(msg) {
 if(msg == 'done') {
 window.location.href='/account/welcome';
 } else {
 $('#signup-block').html(unescape(msg));
 }
}

function add_new_project(form_id, controller_name, user_id){
 form_data = $('#' + form_id).serialize();
 $.ajax({
 type: "POST",
 url: controller_name,
 data: form_data,
 success:function(msg){
 $('#add-project-container').html(unescape(msg));
 if(isInteger(msg)){
 tb_remove();
 window.location.href = '/portfolio/'+user_id+'/'+msg+'/1';
 }
 }
 });
}

function isInteger(s){
 var i;
 if (isEmpty(s))
 if (isInteger.arguments.length == 1) return 0;
 else return (isInteger.arguments[1] == true);
 for (i = 0; i < s.length; i++){
 var c = s.charAt(i);
 if (!isDigit(c)) return false;
 }
 return true;
}

function isEmpty(s){
 return ((s == null) || (s.length == 0));
}

function isDigit (c){
 return ((c >= "0") && (c <= "9"));
}

function portfolio_add_project_file_result(msg){
 $('#add-file-container').html(unescape(msg));
 if(msg == 'success'){
 $('#file-list').html(unescape(msg));
 tb_remove();
 }
}


/**
function fill_errors(errors) {
 for(var field_name in errors) {
 $('#'+field_name+'-error').html('<label style="padding: 0 2px 0 2px; background-color: #ff0000; font-size: 14px; font-weight: 700; color: #ffffff;">!</label> <label style="font-size: 11px; color: #ff0000;">'+errors[field_name]+'</label>');
 }
}
**/

/**
 Admin Panel by ANAS
**/

function toggleAddAttributeBlock() {
 $('.hidden-block').toggle();
}

function saveAddedAttribute(url) {
 $('#loading').html('<img style="vertical-align:middle;" src="images/loading.gif" />');
 $.ajax({
 type: "POST",
 url: url,
 data: $('#add-attribute').serialize(),
 success: function(html){
 $('#loading').html('');
 if(html) {
 json = eval ('('+html+')');
 var result = '';
 for (var error in json.errors) {
 result += error.charAt(0).toUpperCase() + error.substr(1).toLowerCase() + json.message + json.errors[error] + "\n";
 }
 alert(result);
 } else {
 $('input.text-input').each(function(i){
 this.value = '';
 });
 window.location.reload();
 }
 }
 });
}

function saveAddedAttribute2(url) {
 $('#loading2').html('<img style="vertical-align:middle;" src="images/loading.gif" />');
 $.ajax({
 type: "POST",
 url: url,
 data: $('#add-attribute2').serialize(),
 success: function(html){
 json = eval ('('+html+')');
 if(json.errors) {
 var result = '';
 for (var error in json.errors) {
 result += error.charAt(0).toUpperCase() + error.substr(1).toLowerCase() + json.message + json.errors[error] + "\n";
 }
 alert(result);
 } else {
 $('input.text-input').each(function(i){
 this.value = '';
 });
 $('#add-block').before(json.content);
 }
 }
 });
}

function saveAttribute(id, url) {
 $('#loading_'+id).html('<img style="vertical-align:middle;" src="images/loading.gif" />');
 $.ajax({
 type: "POST",
 url: url,
 data: 'id='+id+'&'+$('#add_attribute_'+id).serialize(),
 success: function(html){
 $('#loading_'+id).html('');
 json = eval ('('+html+')');
 if(json.errors) {
 var result = '';
 for (var error in json.errors) {
 result += error.charAt(0).toUpperCase() + error.substr(1).toLowerCase() + json.message + json.errors[error] + "\n";
 }
 alert(result);
 } else {
 $('#visible_'+id).html(json.content);
 toggleBlocksForEdit(id);
 }
 }
 });
}

function toggleBlocksForEdit(id) {
 $('#hidden_'+id).toggle();
 $('#visible_'+id).toggle();
}

function toggleLegends(id) {
 $('#visible_legend_'+id).toggle();
 $('#hidden_legend_'+id).toggle();
}

function get_focuses(specialization_id, id, type){
 if(specialization_id == 0){
 $('#profile-specialization-focuses-'+id).hide();
 } else {
 $.ajax({
 type: "POST",
 url: 'profile/ajax_get_specialization_focuses',
 data: 'specialization_id='+specialization_id+'&user_focus_id='+id+'&type='+type,
 success: function(msg){
 $('#profile-specialization-focuses-'+id).show();
 $('#profile-specialization-focuses-'+id).html(msg);
 }
 });
 }
}

function get_project_related_data(project_id,file_page_no,last_img,user_id){
 if(!file_page_no) file_page_no=1;
 if(!last_img) last_img=0;
 if(!user_id) user_id=0;
 if(project_id == 0 || project_id == ''){
 alert('No project specified');
 } else {
 //$('#loading').html('<img style="vertical-align:middle;" src="images/loadingAnimation.gif" />');
 // to close the opened project if it is not the one that im on
 var selected_project_id_array = ($('.selected-project').attr('id')).split('-');
 var selected_project_id = selected_project_id_array[1];
 if(project_id != selected_project_id){
 $.ajax({
 type: 'POST',
 url: '/portfolio/ajax_project_block/view/'+selected_project_id,
 success: function(msg){$('#project-'+selected_project_id).html(unescape(msg));}
 });
 }
 // end of closing ///////////////
 $('#loading').html('<img style="vertical-align:middle;" src="images/loading.gif" /> <span class="orange-link">loading...</span>');
 $.ajax({
 type: 'POST',
 url: '/portfolio/ajax_get_project_related_data/P'+file_page_no,
 data: 'project_id='+project_id+'&last_img='+last_img+'&user_id='+user_id,
 success: function(html){
 $('#files-comments').html(html);
 $('#files-comments').show();
 $('#loading').html('');
 //ajax_request('edit-project-'+project_id+'-form', 'portfolio/ajax_project_block/view/'+project_id, 'portfolio_project_result', user_id);
 tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
 $('div.selected-project').removeClass('selected-project');
 $('#project-'+project_id).addClass('selected-project');
 $('#project-number').html($('#project-'+project_id).parent().attr('jcarouselindex'));
 }
 });
 }
}

function ajax_edit_project(form_id, controller_name, callback_handler, to_div_id){
 // to close the opened project if it is not the one that im on
 var selected_project_id_array = ($('.selected-project').attr('id')).split('-');
 var selected_project_id = selected_project_id_array[1];
 if(to_div_id != selected_project_id){
 $.ajax({
 type: 'POST',
 url: '/portfolio/ajax_project_block/view/'+selected_project_id,
 success: function(msg){$('#project-'+selected_project_id).html(unescape(msg));}
 });
 }
 // end of closing ///////////////
 form_data = $('#' + form_id).serialize();
 handler_name = callback_handler;
 div_id = to_div_id;
 $.ajax({
 type: "POST",
 url: controller_name,
 data: form_data,
 success: function(msg){
 $('div.selected-project').removeClass('selected-project');
 $('#project-'+to_div_id).addClass('selected-project');
 $('#project-'+to_div_id).html(unescape(msg));
 }
 });
}

function get_file_details(file_id, page_no, image_index){
 if(file_id == 0 || file_id == ''){
 alert('No file specified');
 } else {
 //$('#loading').html('<img style="vertical-align:middle;" src="images/loadingAnimation.gif" />');
 $('#file-loader').html('<img style="vertical-align:middle;" src="images/loading.gif" /> <span class="orange-link">loading...</span>');
 $.ajax({
 type: "POST",
 url: 'portfolio/ajax_get_project_file_details',
 data: 'file_id='+file_id
 + '&page_no='+page_no
 + '&image_index='+image_index
 ,
 success: function(html){
 /*$('#file-details').html(html);
 $('#file-details').show();*/
 eval('var response='+html);
 $('#file-details').html(response.file_details);
 //alert(response.file_details);
 //$('#file-details').show();
 $('#comments-area').html(response.file_comments);
 $('#file-loader').html('');
 tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
 $('#all-file-list img').each(function(){
 $(this).attr('class','img-normal');
 });

 $('#file-image-'+file_id).attr('class','img-selected');
 }
 });
 }
}

function blockActivateUser(id) {
 $.ajax({
 type: "POST",
 url: 'admin/user/block_activate_user/'+id,
 success: function(html){
 window.location.reload();
 }
 });
}

function slideDown(id) {
 $('#child_'+id).slideToggle();

 $('#parent_'+id).toggleClass('left-search-content-downbgimage');
 $('#parent_'+id).toggleClass('left-search-content-rightbgimage');
}

function get_cities(country_iso, view, selected_city_id){
 if(!selected_city_id) selected_city_id=0;

 if(country_iso == 0){
 $('#profile-cities').hide();
 } else {
 $("#loading").ajaxStart(function(){
 $(this).html('<img style="vertical-align:middle;" src="images/loading.gif" /> <span class="orange-link">loading...</span>');
 });
 $("#loading").ajaxSuccess(function(evt, request, settings){
 $(this).html('');
 });
 $.ajax({
 type: "POST",
 url: 'profile/ajax_get_country_cities',
 data: 'country_iso='+country_iso+'&view='+view+'&selected_city_id='+selected_city_id,
 success: function(msg){
 $('#profile-cities').show();
 $('#profile-cities').html(msg);
 }
 });
 }
}

function add_connection(to_id) {
 $.ajax({
 type: "POST",
 url: 'connections/save_conncetion',
 data: 'to_user='+to_id,
 success: function(msg){
 window.location.reload();
 //tb_remove();
 }
 });
}

function add_message(form_id) {
 $.ajax({
 type: "POST",
 url: 'messages/add_message',
 data: $('#message_'+form_id).serialize()+'&to='+form_id,
 success: function(msg){
 $('#send-message-container').html(unescape(msg));
 if(msg == 'sent'){
 tb_remove();
 }
 }
 });
}

function publishUnpublishProject(id, url) {
 $.ajax({
 type: "POST",
 url: url+'/'+id,
 success: function(msg){
 window.location.reload();
 }
 });
}

function getSpecialityAndFocuses() {
 $('#loading3').html('<img style="vertical-align:middle;" src="images/myloader.gif" /> <span class="orange-link">loading...</span>');
 $.ajax({
 type: "POST",
 url: 'admin/field_focus/get_speciality',
 data: $('#speciality-form').serialize(),
 success: function(html){
 $('#loading').html('');
 $('#speciality-cont').html(html);
 $('#loading3').html('');
 }
 });
}

function changeNormal(id, class_name) {
 $('#'+ id).addClass(class_name);
 $('#'+ id).removeClass(class_name + '-hover');
}

function changeHover(id, class_name) {
 $('#'+ id).addClass(class_name + '-hover');
 $('#'+ id).removeClass(class_name);
}

function add_specialization()
{
 var content = $('#add-specialization-div').html();
 $('#new-specialization-div').append(content);
}

function delete_specialization(id)
{
 $('#delete-specialization-focuses-'+id).attr('value',1);
 $('#delete-specialization-div-'+id).attr('class','hidden');

 var specializations = $('.delete_specialization');

 var add_specialization_flag = specializations.length;
 for(i=0; i<specializations.length; i++)
 {
 if(specializations[i].value==1) add_specialization_flag--;
 }

 var new_specializations = document.getElementsByName('new_specialization[]');

 if(add_specialization_flag==0 && new_specializations.length<=1) add_specialization();
}

function get_new_focuses(specialization){
 var specializations = document.getElementsByName('new_specialization[]');
 //var specializations = $("div[name='new_specialization[]']");
 //var focuses = document.getElementsByName('new_focus_div[]');
 var focuses = $("div[name='new_focus_div[]']");
 var id = 0;
 var specialization_id = 0;
 var type = 'add';

 for(i=0; i<specializations.length; i++)
 {
 if(specialization == specializations[i])
 {
 focuses[i].id='new-focus-'+i;
 id = i;
 specialization_id = specialization.value;
 }
 }

 $.ajax({
 type: "POST",
 url: 'profile/ajax_get_specialization_focuses',
 data: 'specialization_id='+specialization_id+'&user_focus_id='+id+'&type='+type,
 success: function(msg){
 $('#new-focus-'+id).show();
 $('#new-focus-'+id).html(msg);
 }
 });
}

function add_language()
{
 var content = $('#add-language-div').html();
 $('#new-language-div').append(content);
}

function delete_language(id)
{
 $('#delete-language-'+id).attr('value',1);
 $('#delete-language-div-'+id).attr('class','hidden');

 var language = $('.delete_languages');

 var add_language_flag = language.length;
 for(i=0; i<language.length; i++)
 {
 if(language[i].value==1) add_language_flag--;
 }

 var new_languages = document.getElementsByName('new_language[]');

 if(add_language_flag==0 && new_languages.length<=1) add_language();
}

function add_website()
{
 var content = $('#add-website-div').html();
 $('#new-website-div').append(content);
}

function delete_website(id)
{
 $('#delete-website-'+id).attr('value',1);
 $('#delete-website-div-'+id).attr('class','hidden');

 var websites = $('.delete_websites');

 var add_website_flag = websites.length;
 for(i=0; i<websites.length; i++)
 {

 if(websites[i].value==1) add_website_flag--;
 }

 var new_website = document.getElementsByName('new_title[]');



 if(add_website_flag==0 && new_website.length<=1) add_website();
}

function add_education()
{
 var content = $('#add-education-div').html();
 $('#new-education-div').append(content);
}

function delete_education(id)
{
 $('#delete-education-'+id).attr('value',1);
 $('#delete-education-div-'+id).attr('class','hidden');

 var education = $('.delete_educations');

 var add_education_flag = education.length;
 for(i=0; i<education.length; i++)
 {
 if(education[i].value==1) add_education_flag--;
 }

 var new_educations = document.getElementsByName('new_level[]');
 if(add_education_flag==0 && new_educations.length<=1) add_education();
}


function add_program()
{
 var content = $('#add-program-div').html();
 $('#new-program-div').append(content);
}

function delete_program(id)
{
 $('#delete-program-'+id).attr('value',1);
 $('#delete-program-div-'+id).attr('class','hidden');

 var program = $('.delete_programs');

 var add_program_flag = program.length;
 for(i=0; i<program.length; i++)
 {
 if(program[i].value==1) add_program_flag--;
 }

 var new_programs = document.getElementsByName('new_program[]');
 if(add_program_flag==0 && new_programs.length<=1) add_program();
}

function add_work_done()
{
 var content = $('#add-work-done-div').html();
 $('#new-work-done-div').append(content);
}

function delete_work_done(id)
{
 $('#delete-work-done-'+id).attr('value',1);
 $('#delete-work-done-div-'+id).attr('class','hidden');

 var work_done = $('.delete_works_done');

 var add_work_done_flag = work_done.length;
 for(i=0; i<work_done.length; i++)
 {
 if(work_done[i].value==1) add_work_done_flag--;
 }

 var new_work_done = document.getElementsByName('work_done[]');
 if(add_work_done_flag==0 && new_work_done.length<=1) add_program();
}

function add_service()
{
 var content = $('#add-service-div').html();
 $('#new-service-div').append(content);
}

function delete_service(id)
{
 $('#delete-service-'+id).attr('value',1);
 $('#delete-service-div-'+id).attr('class','hidden');

 var service = $('.delete_services');

 var add_service_flag = service.length;
 for(i=0; i<service.length; i++)
 {
 if(service[i].value==1) add_service_flag--;
 }

 var new_service = document.getElementsByName('new_service[]');
 if(add_service_flag==0 && new_service.length<=1) add_service();
}


function add_client()
{
 var content = $('#add-client-div').html();
 $('#new-client-div').append(content);
}

function delete_client(id)
{
 $('#delete-client-'+id).attr('value',1);
 $('#delete-client-div-'+id).attr('class','hidden');

 var client = $('.delete_clients');

 var add_client_flag = client.length;
 for(i=0; i<client.length; i++)
 {
 if(client[i].value==1) add_client_flag--;
 }

 var new_client = document.getElementsByName('new_client[]');
 if(add_client_flag==0 && new_client.length<=1) add_client();
}

function forgot_password_process() {
 $('#loading').html('<img style="vertical-align:middle;" src="/images/loading.gif" /> <span class="orange-link">loading...</span>');
 ajax_request('forgot-password-form', '/account/ajax_forgot_password', 'forgot_password_response');
}

function forgot_password_response(msg) {
 if(msg == 0) {
 $('#forgot-password-error-message').html('Invalid user email.');
 $('#loading').html('');
 } else if(msg == 'sent') {
 $('#forgot-password-body').html('<p style="height:50px;width:200px;vertical-align:middle;">You will receive an email soon.</p>');
 //setInterval(function(){$('#login-area').hide('slow');}, 3000);
 setInterval(function(){$('#login-area').slideUp();window.location.reload();}, 3000);
 }
}

function new_password_process() {
 $('#loading1').html('<img style="vertical-align:middle;" src="/images/loading.gif" /> <span class="orange-link">loading...</span>');
 ajax_request('new-password-form', '/account/ajax_new_password', 'new_password_response');
}

function new_password_response(msg) {
 if(msg == 'changed') {
 $('#middle-content').html('<h2>Your password has been changed. You will receive the new password in your email.</h2>');
 } else {
 $('#new-password-block').html(unescape(msg));
 }
}

function change_password_process(){
 $('#loading').html('<img style="vertical-align:middle;" src="/images/loading.gif" /> <span class="orange-link">loading...</span>');
 ajax_request('change-password-form', '/profile/ajax_change_password', 'change_password_response');
}

function change_password_response(msg) {
 if(msg == 'changed') {
 $('#password-settings').html('<h2>Your password has been changed. You will receive the new password in your email.</h2>');
 } else {
 $('#change-password-block').html(unescape(msg));
 }
}

function change_color(chk, strin){
 if(chk.checked){
 $(strin).addClass("orange-link");
 }
 else
 {
 $(strin).removeClass("orange-link");
 }
}

function check_fields(from_id){
 var n = $("#"+from_id+" input:checked").length;
 var search_for = '';
 if(from_id == 'talent-search-from'){
 search_for = 'search-by-name';
 } else {
 search_for = 'search-specialization';
 }

 if($.trim($('#'+search_for).val()) == '' && n < 1 && $('#years-of-experience').val() == 0 && $('#country').val() == 0){
 alert('You must specify at least one filed to search.');
 return false;
 }

 if($.trim($('#'+search_for).val()) != '' && ($.trim($('#'+search_for).val()).length < 3)){
 alert('Minimum 3 charecters are allowed!');
 return false;
 }

 return true;
}

function change_email_process(){
 $('#loading1').html('<img style="vertical-align:middle;" src="/images/loading.gif" /> <span class="orange-link">loading...</span>');
 ajax_request('change-email-form', '/profile/ajax_change_email', 'change_email_response');
}

function change_email_response(msg) {
 if(msg == 'changed') {
 $('#email-settings').html('<h2>Your email has been changed. You will receive a notification message on your new email.</h2>');
 } else {
 $('#change-email-block').html(unescape(msg));
 }
}

function projects_on_profile(displayed_projects, allowed_number, project_id, already_checked){
 if( ($('input[name=on_profile]:checked').length > 0) && (displayed_projects >= allowed_number) ){
 if(already_checked == 0){
 alert('you can only display '+allowed_number+' projects in your profile. Deselect a project to choose this one');
 return false;
 }
 }
 ajax_request('edit-project-'+project_id+'-form', 'portfolio/ajax_edit_project', 'portfolio_project_result', project_id);
}

function login_page_process() {
 $('#redirect-to-page').attr('value', redirect_to);
 $('#login-page-error-message').html('');
 $("#login-page-loading").ajaxStart(function(){
 $(this).html('<img style="vertical-align:middle;" src="images/loading.gif" /> <span class="orange-link">loading...</span>');
 });
 $("#login-page-loading").ajaxStop(function(){
 $(this).html('');
 });
 ajax_request('login-page-form', 'account/ajax_login', 'login_page_response');
}

function login_page_response(msg) {
 if(msg == 0) {
 $('#login-page-error-message').addClass('red-color');
 $('#login-page-error-message').html('Invalid user email or password.');
 } else if(msg == 'reload') {
 window.location.reload();
 } else {
 window.location.href=msg;
 }
}

function forgot_password_page_process() {
 $('#forgot-loading').html('<img style="vertical-align:middle;" src="/images/loading.gif" /> <span class="orange-link">loading...</span>');
 ajax_request('forgot-password-page-form', '/account/ajax_forgot_password', 'forgot_password_page_response');
}

function forgot_password_page_response(msg) {
 if(msg == 0) {
 $('#forgot-password-page-error-message').html('Invalid user email.');
 $('#forgot-loading').html('');
 } else if(msg == 'sent') {
 $('#forgot-password-page-body').html('<p style="height:50px;width:200px;vertical-align:middle;">You will receive an email soon.</p>');
 }
}

function toggle_forms(form1, form2){
 $('#'+form1).toggle();
 $('#'+form2).toggle();
}

function clear_form(){
 $('#login-page-error-message').html('');
 $('#login-page-user-email').val('');
 $('#login-page-user-password').val('');
}

function tell_friend(form_id) {
 $.ajax({
 type: "POST",
 url: 'home/send_tell_friend',
 data: $('#'+form_id).serialize(),
 success: function(msg){
 $('#tell-friend-container').html(unescape(msg));
 if(msg == 'sent'){
 tb_remove();
 }
 }
 });
}

function receive_email_process(){
 $('#loading2').html('<img style="vertical-align:middle;" src="/images/loading.gif" /> <span class="orange-link">loading...</span>');
 ajax_request('email-notification-form', '/profile/ajax_email_notification', 'receive_email_response');
}

function receive_email_response(msg) {
 if(msg == 'changed') {
 $('#email-notification-settings').html('<h2>Your email notofication settings has been changed.</h2>');
 } else {
 $('#email-notification-block').html(unescape(msg));
 }
}

function featuredUser(id, isFeatured){
 var msg;
 if(isFeatured == true){
 msg = 'Are you sure you want to make this user a featured user?';
 } else {
 msg = 'Are you sure you want to make this user not featured user?';
 }
 if(confirm(msg)){
 $.ajax({
 type: "POST",
 url: 'admin/user/featured_user/'+id,
 success: function(html){
 if(isFeatured == true){
 alert('This user is featured now');
 } else {
 alert('This user is not featured now');
 }
 window.location.reload();
 }
 });
 } else {
 if(isFeatured == true){
 $('#featured-' + id).attr('checked', 0);
 } else {
 $('#featured-' + id).attr('checked', 1);
 }
 }
}

function show_tab(tab1_id, tab2_id){
 $('#'+tab1_id).show();
 $('#'+tab2_id).hide();
 $('#'+tab1_id+'-tab').addClass('selected');
 $('#'+tab2_id+'-tab').removeClass('selected');
}

var cssdropdown={
disappeardelay: 300, //set delay in miliseconds before menu disappears onmouseout
dropdownindicator: '', //specify full HTML to add to end of each menu item with a drop down menu
enablereveal: [true, 5], //enable swipe effect? [true/false, steps (Number of animation steps. Integer between 1-20. Smaller=faster)]
enableiframeshim: 1, //enable "iframe shim" in IE5.5 to IE7? (1=yes, 0=no)

//No need to edit beyond here////////////////////////

dropmenuobj: null, asscmenuitem: null, domsupport: document.all || document.getElementById, standardbody: null, iframeshimadded: false, revealtimers: {},

getposOffset:function(what, offsettype){
 var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
 var parentEl=what.offsetParent;
 while (parentEl!=null){
 totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
 parentEl=parentEl.offsetParent;
 }
 return totaloffset;
},


css:function(el, targetclass, action){
 var needle=new RegExp("(^|\\s+)"+targetclass+"($|\\s+)", "ig")
 if (action=="check")
 return needle.test(el.className)
 else if (action=="remove")
 el.className=el.className.replace(needle, "")
 else if (action=="add" && !needle.test(el.className))
 el.className+=" "+targetclass
},

showmenu:function(dropmenu, e){
 if (this.enablereveal[0]){
 if (!dropmenu._trueheight || dropmenu._trueheight<10)
 dropmenu._trueheight=dropmenu.offsetHeight
 clearTimeout(this.revealtimers[dropmenu.id])
 dropmenu.style.height=dropmenu._curheight=0
 dropmenu.style.overflow="hidden"
 dropmenu.style.visibility="visible"
 this.revealtimers[dropmenu.id]=setInterval(function(){cssdropdown.revealmenu(dropmenu)}, 10)
 dropmenu.style.position="relative"
 }
 else{
 dropmenu.style.visibility="visible"
 }
 this.css(this.asscmenuitem, "selected", "add")
},

revealmenu:function(dropmenu, dir){
 var curH=dropmenu._curheight, maxH=dropmenu._trueheight, steps=this.enablereveal[1]
 if (curH<maxH){
 var newH=Math.min(curH, maxH)
 dropmenu.style.height=newH+"px"
 dropmenu._curheight= newH + Math.round((maxH-newH)/steps) + 1
 }
 else{ //if done revealing menu
 dropmenu.style.height="auto"
 dropmenu.style.overflow="hidden"
 clearInterval(this.revealtimers[dropmenu.id])
 }
},

clearbrowseredge:function(obj, whichedge){
 var edgeoffset=0
 if (whichedge=="rightedge"){
 var windowedge=document.all && !window.opera? this.standardbody.scrollLeft+this.standardbody.clientWidth-15 : window.pageXOffset+window.innerWidth-15
 var dropmenuW=this.dropmenuobj.offsetWidth
 if (windowedge-this.dropmenuobj.x < dropmenuW) //move menu to the left?
 edgeoffset=dropmenuW-obj.offsetWidth
 }
 else{
 var topedge=document.all && !window.opera? this.standardbody.scrollTop : window.pageYOffset
 var windowedge=document.all && !window.opera? this.standardbody.scrollTop+this.standardbody.clientHeight-15 : window.pageYOffset+window.innerHeight-18
 var dropmenuH=this.dropmenuobj._trueheight
 if (windowedge-this.dropmenuobj.y < dropmenuH){ //move up?
 edgeoffset=dropmenuH+obj.offsetHeight
 if ((this.dropmenuobj.y-topedge)<dropmenuH) //up no good either?
 edgeoffset=this.dropmenuobj.y+obj.offsetHeight-topedge
 }
 }
 return edgeoffset
},

dropit:function(obj, e, dropmenuID){
 if (this.dropmenuobj!=null) //hide previous menu
 this.hidemenu() //hide menu
 this.clearhidemenu()
 this.dropmenuobj=document.getElementById(dropmenuID) //reference drop down menu
 this.asscmenuitem=obj //reference associated menu item
 this.showmenu(this.dropmenuobj, e)
// this.dropmenuobj.x=this.getposOffset(obj, "left")
// this.dropmenuobj.y=this.getposOffset(obj, "top")
// this.dropmenuobj.postion="relative"
// this.dropmenuobj.style.left=this.dropmenuobj.x-this.clearbrowseredge(obj, "rightedge")+"px"
// this.dropmenuobj.style.top=this.dropmenuobj.y-this.clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+1+"px"
 this.shimobject.style.position="relative"
 this.positionshim() //call iframe shim function
},

positionshim:function(){ //display iframe shim function
 if (this.iframeshimadded){
 if (this.dropmenuobj.style.visibility=="visible"){
 this.shimobject.style.width=this.dropmenuobj.offsetWidth+"px"
 this.shimobject.style.height=this.dropmenuobj._trueheight+"px"
 //this.shimobject.style.left=parseInt(this.dropmenuobj.style.left)+"px"
 //this.shimobject.style.top=parseInt(this.dropmenuobj.style.top)+"px"
 this.shimobject.style.position="relative"
 this.shimobject.style.display="block"
 }
 }
},

hideshim:function(){
 if (this.iframeshimadded)
 this.shimobject.style.display='none'
},

isContained:function(m, e){
 var e=window.event || e
 var c=e.relatedTarget || ((e.type=="mouseover")? e.fromElement : e.toElement)
 while (c && c!=m)try {c=c.parentNode} catch(e){c=m}
 if (c==m)
 return true
 else
 return false
},

dynamichide:function(m, e){
 if (!this.isContained(m, e)){
 this.delayhidemenu()
 }
},

delayhidemenu:function(){
 this.delayhide=setTimeout("cssdropdown.hidemenu()", this.disappeardelay) //hide menu
},

hidemenu:function(){
 this.css(this.asscmenuitem, "selected", "remove")
 this.dropmenuobj.style.visibility='hidden'
 //this.dropmenuobj.style.left=this.dropmenuobj.style.top="-1000px"
 this.dropmenuobj.style.position="relative"
 this.hideshim()
},

clearhidemenu:function(){
 if (this.delayhide!="undefined")
 clearTimeout(this.delayhide)
},

addEvent:function(target, functionref, tasktype){
 if (target.addEventListener)
 target.addEventListener(tasktype, functionref, false);
 else if (target.attachEvent)
 target.attachEvent('on'+tasktype, function(){return functionref.call(target, window.event)});
},

startchrome:function(){
 if (!this.domsupport)
 return
 this.standardbody=(document.compatMode=="CSS1Compat")? document.documentElement : document.body
 for (var ids=0; ids<arguments.length; ids++){
 var menuitems=document.getElementById(arguments[ids]).getElementsByTagName("a")
 for (var i=0; i<menuitems.length; i++){
 if (menuitems[i].getAttribute("rel")){
 var relvalue=menuitems[i].getAttribute("rel")
 var asscdropdownmenu=document.getElementById(relvalue)
 this.addEvent(asscdropdownmenu, function(){cssdropdown.clearhidemenu()}, "mouseover")
 this.addEvent(asscdropdownmenu, function(e){cssdropdown.dynamichide(this, e)}, "mouseout")
 this.addEvent(asscdropdownmenu, function(){cssdropdown.delayhidemenu()}, "click")
 try{
 menuitems[i].innerHTML=menuitems[i].innerHTML+" "+this.dropdownindicator
 }catch(e){}
 this.addEvent(menuitems[i], function(e){ //show drop down menu when main menu items are mouse over-ed
 if (!cssdropdown.isContained(this, e)){
 var evtobj=window.event || e
 cssdropdown.dropit(this, evtobj, this.getAttribute("rel"))
 }
 }, "mouseover")
 this.addEvent(menuitems[i], function(e){cssdropdown.dynamichide(this, e)}, "mouseout") //hide drop down menu when main menu items are mouse out
 this.addEvent(menuitems[i], function(){cssdropdown.delayhidemenu()}, "click") //hide drop down menu when main menu items are clicked on
 }
 } //end inner for
 } //end outer for
 if (this.enableiframeshim && document.all && !window.XDomainRequest && !this.iframeshimadded){ //enable iframe shim in IE5.5 thru IE7?
 document.write('<IFRAME id="iframeshim" src="about:blank" frameBorder="0" scrolling="no" style="left:0; top:0; position:absolute; display:none;z-index:90; background: transparent;"></IFRAME>')
 this.shimobject=document.getElementById("iframeshim") //reference iframe object
 this.shimobject.style.filter='progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)'
 this.iframeshimadded=true
 }
} //end startchrome

}//end of varcssdropdown

/*
 * Thickbox 3.1 - One Box To Rule Them All.
 * By Cody Lindley (http://www.codylindley.com)
 * Copyright (c) 2007 cody lindley
 * Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
*/

//var tb_pathToImage = "images/loadingAnimation.gif";
var tb_pathToImage = "images/loading.gif";

/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/

//on page load call tb_init
$(document).ready(function(){
 tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
 imgLoader = new Image();// preload image
 imgLoader.src = tb_pathToImage;
});

//add thickbox to href & area elements that have a class of .thickbox
function tb_init(domChunk){
 $(domChunk).click(function(){
 var t = this.title || this.name || null;
 var a = this.href || this.alt;
 var g = this.rel || false;
 tb_show(t,a,g);
 this.blur();
 return false;
 });
}

function tb_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link

 try {
 if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
 $("body","html").css({height: "100%", width: "100%"});
 $("html").css("overflow","hidden");
 if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
 $("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
 $("#TB_overlay").click(tb_remove);
 }
 }else{//all others
 if(document.getElementById("TB_overlay") === null){
 $("body").append("<div id='TB_overlay'></div><div id='TB_window'></div>");
 $("#TB_overlay").click(tb_remove);
 }
 }

 if(tb_detectMacXFF()){
 $("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
 }else{
 $("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
 }

 if(caption===null){caption="";}
 //$("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
 $("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' /> <span class='orange-link'>loading...</span></div>");//add loader to the page
 $('#TB_load').show();//show loader

 var baseURL;
 if(url.indexOf("?")!==-1){ //ff there is a query string involved
 baseURL = url.substr(0, url.indexOf("?"));
 }else{
 baseURL = url;
 }

 var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
 var urlType = baseURL.toLowerCase().match(urlString);

 if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images

 TB_PrevCaption = "";
 TB_PrevURL = "";
 TB_PrevHTML = "";
 TB_NextCaption = "";
 TB_NextURL = "";
 TB_NextHTML = "";
 TB_imageCount = "";
 TB_FoundURL = false;
 if(imageGroup){
 TB_TempArray = $("a[@rel="+imageGroup+"]").get();
 for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML === "")); TB_Counter++) {
 var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
 if (!(TB_TempArray[TB_Counter].href == url)) {
 if (TB_FoundURL) {
 TB_NextCaption = TB_TempArray[TB_Counter].title;
 TB_NextURL = TB_TempArray[TB_Counter].href;
 TB_NextHTML = "<span id='TB_next'>&nbsp;&nbsp;<a href='#'>Next &gt;</a></span>";
 } else {
 TB_PrevCaption = TB_TempArray[TB_Counter].title;
 TB_PrevURL = TB_TempArray[TB_Counter].href;
 TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#'>&lt; Prev</a></span>";
 }
 } else {
 TB_FoundURL = true;
 TB_imageCount = "Image " + (TB_Counter + 1) +" of "+ (TB_TempArray.length);
 }
 }
 }

 imgPreloader = new Image();
 imgPreloader.onload = function(){
 imgPreloader.onload = null;

 // Resizing large images - orginal by Christian Montoya edited by me.
 var pagesize = tb_getPageSize();
 var x = pagesize[0] - 150;
 var y = pagesize[1] - 150;
 var imageWidth = imgPreloader.width;
 var imageHeight = imgPreloader.height;
 if (imageWidth > x) {
 imageHeight = imageHeight * (x / imageWidth);
 imageWidth = x;
 if (imageHeight > y) {
 imageWidth = imageWidth * (y / imageHeight);
 imageHeight = y;
 }
 } else if (imageHeight > y) {
 imageWidth = imageWidth * (y / imageHeight);
 imageHeight = y;
 if (imageWidth > x) {
 imageHeight = imageHeight * (x / imageWidth);
 imageWidth = x;
 }
 }
 // End Resizing

 TB_WIDTH = imageWidth + 30;
 TB_HEIGHT = imageHeight + 60;
 $("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a> or Esc Key</div>");

 $("#TB_closeWindowButton").click(tb_remove);

 if (!(TB_PrevHTML === "")) {
 function goPrev(){
 if($(document).unbind("click",goPrev)){$(document).unbind("click",goPrev);}
 $("#TB_window").remove();
 $("body").append("<div id='TB_window'></div>");
 tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
 return false;
 }
 $("#TB_prev").click(goPrev);
 }

 if (!(TB_NextHTML === "")) {
 function goNext(){
 $("#TB_window").remove();
 $("body").append("<div id='TB_window'></div>");
 tb_show(TB_NextCaption, TB_NextURL, imageGroup);
 return false;
 }
 $("#TB_next").click(goNext);

 }

 document.onkeydown = function(e){
 if (e == null) { // ie
 keycode = event.keyCode;
 } else { // mozilla
 keycode = e.which;
 }
 if(keycode == 27){ // close
 tb_remove();
 } else if(keycode == 190){ // display previous image
 if(!(TB_NextHTML == "")){
 document.onkeydown = "";
 goNext();
 }
 } else if(keycode == 188){ // display next image
 if(!(TB_PrevHTML == "")){
 document.onkeydown = "";
 goPrev();
 }
 }
 };

 tb_position();
 $("#TB_load").remove();
 $("#TB_ImageOff").click(tb_remove);
 $("#TB_window").css({display:"block"}); //for safari using css instead of show
 };

 imgPreloader.src = url;
 }else{//code to show html

 var queryString = url.replace(/^[^\?]+\??/,'');
 var params = tb_parseQuery( queryString );

 TB_WIDTH = (params['width']*1) + 30 || 630; //ibrahim: defaults to 630 if no paramaters were added to URL
 TB_HEIGHT = (params['height']*1) + 40 || 545; //ibrahim: defaults to 440 if no paramaters were added to URL
 ajaxContentW = TB_WIDTH - 30;
 ajaxContentH = TB_HEIGHT - 45;

 if(url.indexOf('TB_iframe') != -1){// either iframe or ajax window
 urlNoQuery = url.split('TB_');
 $("#TB_iframeContent").remove();
 if(params['modal'] != "true"){//iframe no modal
 $("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a> or Esc Key</div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' > </iframe>");
 }else{//iframe modal
 $("#TB_overlay").unbind();
 $("#TB_window").append("<iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'> </iframe>");
 }
 }else{// not an iframe, ajax
 if($("#TB_window").css("display") != "block"){
 if(params['modal'] != "true"){//ajax no modal
 $("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
 }else{//ajax modal
 $("#TB_overlay").unbind();
 $("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");
 }
 }else{//this means the window is already up, we are just loading new content via ajax
 $("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
 $("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
 $("#TB_ajaxContent")[0].scrollTop = 0;
 $("#TB_ajaxWindowTitle").html(caption);
 }
 }

 $("#TB_closeWindowButton").click(tb_remove);

 if(url.indexOf('TB_inline') != -1){
 $("#TB_ajaxContent").append($('#' + params['inlineId']).children());
 $("#TB_window").unload(function () {
 $('#' + params['inlineId']).append( $("#TB_ajaxContent").children() ); // move elements back when you're finished
 });
 tb_position();
 $("#TB_load").remove();
 $("#TB_window").css({display:"block"});
 }else if(url.indexOf('TB_iframe') != -1){
 tb_position();
 if($.browser.safari){//safari needs help because it will not fire iframe onload
 $("#TB_load").remove();
 $("#TB_window").css({display:"block"});
 }
 }else{
 $("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
 tb_position();
 $("#TB_load").remove();
 tb_init("#TB_ajaxContent a.thickbox");
 $("#TB_window").css({display:"block"});
 });
 }

 }

 if(!params['modal']){
 document.onkeyup = function(e){
 if (e == null) { // ie
 keycode = event.keyCode;
 } else { // mozilla
 keycode = e.which;
 }
 if(keycode == 27){ // close
 tb_remove();
 }
 };
 }

 } catch(e) {
 //nothing here
 }
}

//helper functions below
function tb_showIframe(){
 $("#TB_load").remove();
 $("#TB_window").css({display:"block"});
}

function tb_remove() {
 $("#TB_imageOff").unbind("click");
 $("#TB_closeWindowButton").unbind("click");
 $("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').trigger("unload").unbind().remove();});
 $("#TB_load").remove();
 if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
 $("body","html").css({height: "auto", width: "auto"});
 $("html").css("overflow","");
 }
 document.onkeydown = "";
 document.onkeyup = "";
 return false;
}

function tb_position() {
$("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
 if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
 $("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
 }

/*$("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
 if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
 $("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
 }
 else {
 var scrolledDown = $(document).scrollTop()-200;
 $("#TB_window").css("margin-top", scrolledDown +"px");

 }*/ // ibrahim: the commented script is a patch for the IE6 position for the thickbox
}

function tb_parseQuery ( query ) {
 var Params = {};
 if ( ! query ) {return Params;}// return empty object
 var Pairs = query.split(/[;&]/);
 for ( var i = 0; i < Pairs.length; i++ ) {
 var KeyVal = Pairs[i].split('=');
 if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
 var key = unescape( KeyVal[0] );
 var val = unescape( KeyVal[1] );
 val = val.replace(/\+/g, ' ');
 Params[key] = val;
 }
 return Params;
}

function tb_getPageSize(){
 var de = document.documentElement;
 var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
 var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
 arrayPageSize = [w,h];
 return arrayPageSize;
}

function tb_detectMacXFF() {
 var userAgent = navigator.userAgent.toLowerCase();
 if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
 return true;
 }
}



/*
 * jQuery UI 1.6rc5
 *
 * Copyright (c) 2009 AUTHORS.txt (http://ui.jquery.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI
 */
;(function($) {

var _remove = $.fn.remove,
 isFF2 = $.browser.mozilla && (parseFloat($.browser.version) < 1.9);

//Helper functions and ui object
$.ui = {
 version: "1.6rc5",

 // $.ui.plugin is deprecated. Use the proxy pattern instead.
 plugin: {
 add: function(module, option, set) {
 var proto = $.ui[module].prototype;
 for(var i in set) {
 proto.plugins[i] = proto.plugins[i] || [];
 proto.plugins[i].push([option, set[i]]);
 }
 },
 call: function(instance, name, args) {
 var set = instance.plugins[name];
 if(!set) { return; }

 for (var i = 0; i < set.length; i++) {
 if (instance.options[set[i][0]]) {
 set[i][1].apply(instance.element, args);
 }
 }
 }
 },

 contains: function(a, b) {
 return document.compareDocumentPosition
 ? a.compareDocumentPosition(b) & 16
 : a !== b && a.contains(b);
 },

 cssCache: {},
 css: function(name) {
 if ($.ui.cssCache[name]) { return $.ui.cssCache[name]; }
 var tmp = $('<div class="ui-gen"></div>').addClass(name).css({position:'absolute', top:'-5000px', left:'-5000px', display:'block'}).appendTo('body');

 //if (!$.browser.safari)
 //tmp.appendTo('body');

 //Opera and Safari set width and height to 0px instead of auto
 //Safari returns rgba(0,0,0,0) when bgcolor is not set
 $.ui.cssCache[name] = !!(
 (!(/auto|default/).test(tmp.css('cursor')) || (/^[1-9]/).test(tmp.css('height')) || (/^[1-9]/).test(tmp.css('width')) ||
 !(/none/).test(tmp.css('backgroundImage')) || !(/transparent|rgba\(0, 0, 0, 0\)/).test(tmp.css('backgroundColor')))
 );
 try { $('body').get(0).removeChild(tmp.get(0)); } catch(e){}
 return $.ui.cssCache[name];
 },

 hasScroll: function(el, a) {

 //If overflow is hidden, the element might have extra content, but the user wants to hide it
 if ($(el).css('overflow') == 'hidden') { return false; }

 var scroll = (a && a == 'left') ? 'scrollLeft' : 'scrollTop',
 has = false;

 if (el[scroll] > 0) { return true; }

 // TODO: determine which cases actually cause this to happen
 // if the element doesn't have the scroll set, see if it's possible to
 // set the scroll
 el[scroll] = 1;
 has = (el[scroll] > 0);
 el[scroll] = 0;
 return has;
 },

 isOverAxis: function(x, reference, size) {
 //Determines when x coordinate is over "b" element axis
 return (x > reference) && (x < (reference + size));
 },

 isOver: function(y, x, top, left, height, width) {
 //Determines when x, y coordinates is over "b" element
 return $.ui.isOverAxis(y, top, height) && $.ui.isOverAxis(x, left, width);
 },

 keyCode: {
 BACKSPACE: 8,
 CAPS_LOCK: 20,
 COMMA: 188,
 CONTROL: 17,
 DELETE: 46,
 DOWN: 40,
 END: 35,
 ENTER: 13,
 ESCAPE: 27,
 HOME: 36,
 INSERT: 45,
 LEFT: 37,
 NUMPAD_ADD: 107,
 NUMPAD_DECIMAL: 110,
 NUMPAD_DIVIDE: 111,
 NUMPAD_ENTER: 108,
 NUMPAD_MULTIPLY: 106,
 NUMPAD_SUBTRACT: 109,
 PAGE_DOWN: 34,
 PAGE_UP: 33,
 PERIOD: 190,
 RIGHT: 39,
 SHIFT: 16,
 SPACE: 32,
 TAB: 9,
 UP: 38
 }
};

// WAI-ARIA normalization
if (isFF2) {
 var attr = $.attr,
 removeAttr = $.fn.removeAttr,
 ariaNS = "http://www.w3.org/2005/07/aaa",
 ariaState = /^aria-/,
 ariaRole = /^wairole:/;

 $.attr = function(elem, name, value) {
 var set = value !== undefined;

 return (name == 'role'
 ? (set
 ? attr.call(this, elem, name, "wairole:" + value)
 : (attr.apply(this, arguments) || "").replace(ariaRole, ""))
 : (ariaState.test(name)
 ? (set
 ? elem.setAttributeNS(ariaNS,
 name.replace(ariaState, "aaa:"), value)
 : attr.call(this, elem, name.replace(ariaState, "aaa:")))
 : attr.apply(this, arguments)));
 };

 $.fn.removeAttr = function(name) {
 return (ariaState.test(name)
 ? this.each(function() {
 this.removeAttributeNS(ariaNS, name.replace(ariaState, ""));
 }) : removeAttr.call(this, name));
 };
}

//jQuery plugins
$.fn.extend({
 remove: function() {
 // Safari has a native remove event which actually removes DOM elements,
 // so we have to use triggerHandler instead of trigger (#3037).
 $("*", this).add(this).each(function() {
 $(this).triggerHandler("remove");
 });
 return _remove.apply(this, arguments );
 },

 enableSelection: function() {
 return this
 .attr('unselectable', 'off')
 .css('MozUserSelect', '')
 .unbind('selectstart.ui');
 },

 disableSelection: function() {
 return this
 .attr('unselectable', 'on')
 .css('MozUserSelect', 'none')
 .bind('selectstart.ui', function() { return false; });
 },

 scrollParent: function() {
 var scrollParent;
 if(($.browser.msie && (/(static|relative)/).test(this.css('position'))) || (/absolute/).test(this.css('position'))) {
 scrollParent = this.parents().filter(function() {
 return (/(relative|absolute|fixed)/).test($.curCSS(this,'position',1)) && (/(auto|scroll)/).test($.curCSS(this,'overflow',1)+$.curCSS(this,'overflow-y',1)+$.curCSS(this,'overflow-x',1));
 }).eq(0);
 } else {
 scrollParent = this.parents().filter(function() {
 return (/(auto|scroll)/).test($.curCSS(this,'overflow',1)+$.curCSS(this,'overflow-y',1)+$.curCSS(this,'overflow-x',1));
 }).eq(0);
 }

 return (/fixed/).test(this.css('position')) || !scrollParent.length ? $(document) : scrollParent;
 }
});


//Additional selectors
$.extend($.expr[':'], {
 data: function(elem, i, match) {
 return !!$.data(elem, match[3]);
 },

 // TODO: add support for object, area
 tabbable: function(elem) {
 var nodeName = elem.nodeName.toLowerCase();
 function isVisible(element) {
 return !($(element).is(':hidden') || $(element).parents(':hidden').length);
 }

 return (
 // in tab order
 elem.tabIndex >= 0 &&

 ( // filter node types that participate in the tab order

 // anchor tag
 ('a' == nodeName && elem.href) ||

 // enabled form element
 (/input|select|textarea|button/.test(nodeName) &&
 'hidden' != elem.type && !elem.disabled)
 ) &&

 // visible on page
 isVisible(elem)
 );
 }
});


// $.widget is a factory to create jQuery plugins
// taking some boilerplate code out of the plugin code
function getter(namespace, plugin, method, args) {
 function getMethods(type) {
 var methods = $[namespace][plugin][type] || [];
 return (typeof methods == 'string' ? methods.split(/,?\s+/) : methods);
 }

 var methods = getMethods('getter');
 if (args.length == 1 && typeof args[0] == 'string') {
 methods = methods.concat(getMethods('getterSetter'));
 }
 return ($.inArray(method, methods) != -1);
}

$.widget = function(name, prototype) {
 var namespace = name.split(".")[0];
 name = name.split(".")[1];

 // create plugin method
 $.fn[name] = function(options) {
 var isMethodCall = (typeof options == 'string'),
 args = Array.prototype.slice.call(arguments, 1);

 // prevent calls to internal methods
 if (isMethodCall && options.substring(0, 1) == '_') {
 return this;
 }

 // handle getter methods
 if (isMethodCall && getter(namespace, name, options, args)) {
 var instance = $.data(this[0], name);
 return (instance ? instance[options].apply(instance, args)
 : undefined);
 }

 // handle initialization and non-getter methods
 return this.each(function() {
 var instance = $.data(this, name);

 // constructor
 (!instance && !isMethodCall &&
 $.data(this, name, new $[namespace][name](this, options)));

 // method call
 (instance && isMethodCall && $.isFunction(instance[options]) &&
 instance[options].apply(instance, args));
 });
 };

 // create widget constructor
 $[namespace] = $[namespace] || {};
 $[namespace][name] = function(element, options) {
 var self = this;

 this.namespace = namespace;
 this.widgetName = name;
 this.widgetEventPrefix = $[namespace][name].eventPrefix || name;
 this.widgetBaseClass = namespace + '-' + name;

 this.options = $.extend({},
 $.widget.defaults,
 $[namespace][name].defaults,
 $.metadata && $.metadata.get(element)[name],
 options);

 this.element = $(element)
 .bind('setData.' + name, function(event, key, value) {
 if (event.target == element) {
 return self._setData(key, value);
 }
 })
 .bind('getData.' + name, function(event, key) {
 if (event.target == element) {
 return self._getData(key);
 }
 })
 .bind('remove', function() {
 return self.destroy();
 });

 this._init();
 };

 // add widget prototype
 $[namespace][name].prototype = $.extend({}, $.widget.prototype, prototype);

 // TODO: merge getter and getterSetter properties from widget prototype
 // and plugin prototype
 $[namespace][name].getterSetter = 'option';
};

$.widget.prototype = {
 _init: function() {},
 destroy: function() {
 this.element.removeData(this.widgetName)
 .removeClass(this.widgetBaseClass + '-disabled' + ' ' + this.namespace + '-state-disabled')
 .removeAttr('aria-disabled');
 },

 option: function(key, value) {
 var options = key,
 self = this;

 if (typeof key == "string") {
 if (value === undefined) {
 return this._getData(key);
 }
 options = {};
 options[key] = value;
 }

 $.each(options, function(key, value) {
 self._setData(key, value);
 });
 },
 _getData: function(key) {
 return this.options[key];
 },
 _setData: function(key, value) {
 this.options[key] = value;

 if (key == 'disabled') {
 this.element
 [value ? 'addClass' : 'removeClass'](
 this.widgetBaseClass + '-disabled' + ' ' +
 this.namespace + '-state-disabled')
 .attr("aria-disabled", value);
 }
 },

 enable: function() {
 this._setData('disabled', false);
 },
 disable: function() {
 this._setData('disabled', true);
 },

 _trigger: function(type, event, data) {
 var callback = this.options[type],
 eventName = (type == this.widgetEventPrefix
 ? type : this.widgetEventPrefix + type);

 event = $.Event(event);
 event.type = eventName;

 this.element.trigger(event, data);

 return !($.isFunction(callback) && callback.call(this.element[0], event, data) === false
 || event.isDefaultPrevented());
 }
};

$.widget.defaults = {
 disabled: false
};


/** Mouse Interaction Plugin **/

$.ui.mouse = {
 _mouseInit: function() {
 var self = this;

 this.element
 .bind('mousedown.'+this.widgetName, function(event) {
 return self._mouseDown(event);
 })
 .bind('click.'+this.widgetName, function(event) {
 if(self._preventClickEvent) {
 self._preventClickEvent = false;
 return false;
 }
 });

 // Prevent text selection in IE
 if ($.browser.msie) {
 this._mouseUnselectable = this.element.attr('unselectable');
 this.element.attr('unselectable', 'on');
 }

 this.started = false;
 },

 // TODO: make sure destroying one instance of mouse doesn't mess with
 // other instances of mouse
 _mouseDestroy: function() {
 this.element.unbind('.'+this.widgetName);

 // Restore text selection in IE
 ($.browser.msie
 && this.element.attr('unselectable', this._mouseUnselectable));
 },

 _mouseDown: function(event) {
 // we may have missed mouseup (out of window)
 (this._mouseStarted && this._mouseUp(event));

 this._mouseDownEvent = event;

 var self = this,
 btnIsLeft = (event.which == 1),
 elIsCancel = (typeof this.options.cancel == "string" ? $(event.target).parents().add(event.target).filter(this.options.cancel).length : false);
 if (!btnIsLeft || elIsCancel || !this._mouseCapture(event)) {
 return true;
 }

 this.mouseDelayMet = !this.options.delay;
 if (!this.mouseDelayMet) {
 this._mouseDelayTimer = setTimeout(function() {
 self.mouseDelayMet = true;
 }, this.options.delay);
 }

 if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
 this._mouseStarted = (this._mouseStart(event) !== false);
 if (!this._mouseStarted) {
 event.preventDefault();
 return true;
 }
 }

 // these delegates are required to keep context
 this._mouseMoveDelegate = function(event) {
 return self._mouseMove(event);
 };
 this._mouseUpDelegate = function(event) {
 return self._mouseUp(event);
 };
 $(document)
 .bind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
 .bind('mouseup.'+this.widgetName, this._mouseUpDelegate);

 // preventDefault() is used to prevent the selection of text here -
 // however, in Safari, this causes select boxes not to be selectable
 // anymore, so this fix is needed
 ($.browser.safari || event.preventDefault());

 return true;
 },

 _mouseMove: function(event) {
 // IE mouseup check - mouseup happened when mouse was out of window
 if ($.browser.msie && !event.button) {
 return this._mouseUp(event);
 }

 if (this._mouseStarted) {
 this._mouseDrag(event);
 return event.preventDefault();
 }

 if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
 this._mouseStarted =
 (this._mouseStart(this._mouseDownEvent, event) !== false);
 (this._mouseStarted ? this._mouseDrag(event) : this._mouseUp(event));
 }

 return !this._mouseStarted;
 },

 _mouseUp: function(event) {
 $(document)
 .unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
 .unbind('mouseup.'+this.widgetName, this._mouseUpDelegate);

 if (this._mouseStarted) {
 this._mouseStarted = false;
 this._preventClickEvent = true;
 this._mouseStop(event);
 }

 return false;
 },

 _mouseDistanceMet: function(event) {
 return (Math.max(
 Math.abs(this._mouseDownEvent.pageX - event.pageX),
 Math.abs(this._mouseDownEvent.pageY - event.pageY)
 ) >= this.options.distance
 );
 },

 _mouseDelayMet: function(event) {
 return this.mouseDelayMet;
 },

 // These are placeholder methods, to be overriden by extending plugin
 _mouseStart: function(event) {},
 _mouseDrag: function(event) {},
 _mouseStop: function(event) {},
 _mouseCapture: function(event) { return true; }
};

$.ui.mouse.defaults = {
 cancel: null,
 distance: 1,
 delay: 0
};

})(jQuery);
/*
 * jQuery UI Draggable 1.6rc5
 *
 * Copyright (c) 2009 AUTHORS.txt (http://ui.jquery.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Draggables
 *
 * Depends:
 * ui.core.js
 */
(function($) {

$.widget("ui.draggable", $.extend({}, $.ui.mouse, {

 _init: function() {

 if (this.options.helper == 'original' && !(/^(?:r|a|f)/).test(this.element.css("position")))
 this.element[0].style.position = 'relative';

 (this.options.cssNamespace && this.element.addClass(this.options.cssNamespace+"-draggable"));
 (this.options.disabled && this.element.addClass(this.options.cssNamespace+'-draggable-disabled'));

 this._mouseInit();

 },

 destroy: function() {
 if(!this.element.data('draggable')) return;
 this.element.removeData("draggable").unbind(".draggable").removeClass(this.options.cssNamespace+'-draggable '+this.options.cssNamespace+'-draggable-dragging '+this.options.cssNamespace+'-draggable-disabled');
 this._mouseDestroy();
 },

 _mouseCapture: function(event) {

 var o = this.options;

 if (this.helper || o.disabled || $(event.target).is('.'+this.options.cssNamespace+'-resizable-handle'))
 return false;

 //Quit if we're not on a valid handle
 this.handle = this._getHandle(event);
 if (!this.handle)
 return false;

 return true;

 },

 _mouseStart: function(event) {

 var o = this.options;

 //Create and append the visible helper
 this.helper = this._createHelper(event);

 //Cache the helper size
 this._cacheHelperProportions();

 //If ddmanager is used for droppables, set the global draggable
 if($.ui.ddmanager)
 $.ui.ddmanager.current = this;

 /*
 * - Position generation -
 * This block generates everything position related - it's the core of draggables.
 */

 //Cache the margins of the original element
 this._cacheMargins();

 //Store the helper's css position
 this.cssPosition = this.helper.css("position");
 this.scrollParent = this.helper.scrollParent();

 //The element's absolute position on the page minus margins
 this.offset = this.element.offset();
 this.offset = {
 top: this.offset.top - this.margins.top,
 left: this.offset.left - this.margins.left
 };

 $.extend(this.offset, {
 click: { //Where the click happened, relative to the element
 left: event.pageX - this.offset.left,
 top: event.pageY - this.offset.top
 },
 parent: this._getParentOffset(),
 relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper
 });

 //Generate the original position
 this.originalPosition = this._generatePosition(event);
 this.originalPageX = event.pageX;
 this.originalPageY = event.pageY;

 //Adjust the mouse offset relative to the helper if 'cursorAt' is supplied
 if(o.cursorAt)
 this._adjustOffsetFromHelper(o.cursorAt);

 //Set a containment if given in the options
 if(o.containment)
 this._setContainment();

 //Call plugins and callbacks
 this._trigger("start", event);

 //Recache the helper size
 this._cacheHelperProportions();

 //Prepare the droppable offsets
 if ($.ui.ddmanager && !o.dropBehaviour)
 $.ui.ddmanager.prepareOffsets(this, event);

 this.helper.addClass(o.cssNamespace+"-draggable-dragging");
 this._mouseDrag(event, true); //Execute the drag once - this causes the helper not to be visible before getting its correct position
 return true;
 },

 _mouseDrag: function(event, noPropagation) {

 //Compute the helpers position
 this.position = this._generatePosition(event);
 this.positionAbs = this._convertPositionTo("absolute");

 //Call plugins and callbacks and use the resulting position if something is returned
 if (!noPropagation) {
 var ui = this._uiHash();
 this._trigger('drag', event, ui);
 this.position = ui.position;
 }

 if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px';
 if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px';
 if($.ui.ddmanager) $.ui.ddmanager.drag(this, event);

 return false;
 },

 _mouseStop: function(event) {

 //If we are using droppables, inform the manager about the drop
 var dropped = false;
 if ($.ui.ddmanager && !this.options.dropBehaviour)
 dropped = $.ui.ddmanager.drop(this, event);

 //if a drop comes from outside (a sortable)
 if(this.dropped) {
 dropped = this.dropped;
 this.dropped = false;
 }

 if((this.options.revert == "invalid" && !dropped) || (this.options.revert == "valid" && dropped) || this.options.revert === true || ($.isFunction(this.options.revert) && this.options.revert.call(this.element, dropped))) {
 var self = this;
 $(this.helper).animate(this.originalPosition, parseInt(this.options.revertDuration, 10), function() {
 self._trigger("stop", event);
 self._clear();
 });
 } else {
 this._trigger("stop", event);
 this._clear();
 }

 return false;
 },

 _getHandle: function(event) {

 var handle = !this.options.handle || !$(this.options.handle, this.element).length ? true : false;
 $(this.options.handle, this.element)
 .find("*")
 .andSelf()
 .each(function() {
 if(this == event.target) handle = true;
 });

 return handle;

 },

 _createHelper: function(event) {

 var o = this.options;
 var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event])) : (o.helper == 'clone' ? this.element.clone() : this.element);

 if(!helper.parents('body').length)
 helper.appendTo((o.appendTo == 'parent' ? this.element[0].parentNode : o.appendTo));

 if(helper[0] != this.element[0] && !(/(fixed|absolute)/).test(helper.css("position")))
 helper.css("position", "absolute");

 return helper;

 },

 _adjustOffsetFromHelper: function(obj) {
 if(obj.left != undefined) this.offset.click.left = obj.left + this.margins.left;
 if(obj.right != undefined) this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
 if(obj.top != undefined) this.offset.click.top = obj.top + this.margins.top;
 if(obj.bottom != undefined) this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
 },

 _getParentOffset: function() {

 //Get the offsetParent and cache its position
 this.offsetParent = this.helper.offsetParent();
 var po = this.offsetParent.offset();

 // This is a special case where we need to modify a offset calculated on start, since the following happened:
 // 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent
 // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that
 // the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag
 if(this.cssPosition == 'absolute' && this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) {
 po.left += this.scrollParent.scrollLeft();
 po.top += this.scrollParent.scrollTop();
 }

 if((this.offsetParent[0] == document.body && $.browser.mozilla) //Ugly FF3 fix
 || (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() == 'html' && $.browser.msie)) //Ugly IE fix
 po = { top: 0, left: 0 };

 return {
 top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0),
 left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0)
 };

 },

 _getRelativeOffset: function() {

 if(this.cssPosition == "relative") {
 var p = this.element.position();
 return {
 top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.scrollParent.scrollTop(),
 left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.scrollParent.scrollLeft()
 };
 } else {
 return { top: 0, left: 0 };
 }

 },

 _cacheMargins: function() {
 this.margins = {
 left: (parseInt(this.element.css("marginLeft"),10) || 0),
 top: (parseInt(this.element.css("marginTop"),10) || 0)
 };
 },

 _cacheHelperProportions: function() {
 this.helperProportions = {
 width: this.helper.outerWidth(),
 height: this.helper.outerHeight()
 };
 },

 _setContainment: function() {

 var o = this.options;
 if(o.containment == 'parent') o.containment = this.helper[0].parentNode;
 if(o.containment == 'document' || o.containment == 'window') this.containment = [
 0 - this.offset.relative.left - this.offset.parent.left,
 0 - this.offset.relative.top - this.offset.parent.top,
 $(o.containment == 'document' ? document : window).width() - this.helperProportions.width - this.margins.left,
 ($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top
 ];

 if(!(/^(document|window|parent)$/).test(o.containment)) {
 var ce = $(o.containment)[0];
 var co = $(o.containment).offset();
 var over = ($(ce).css("overflow") != 'hidden');

 this.containment = [
 co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) - this.margins.left,
 co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) - this.margins.top,
 co.left+(over ? Math.max(ce.scrollWidth,ce.offsetWidth) : ce.offsetWidth) - (parseInt($(ce).css("borderLeftWidth"),10) || 0) - this.helperProportions.width - this.margins.left,
 co.top+(over ? Math.max(ce.scrollHeight,ce.offsetHeight) : ce.offsetHeight) - (parseInt($(ce).css("borderTopWidth"),10) || 0) - this.helperProportions.height - this.margins.top
 ];
 }

 },

 _convertPositionTo: function(d, pos) {

 if(!pos) pos = this.position;
 var mod = d == "absolute" ? 1 : -1;
 var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

 return {
 top: (
 pos.top // The absolute mouse position
 + this.offset.relative.top * mod // Only for relative positioned nodes: Relative offset from element to offset parent
 + this.offset.parent.top * mod // The offsetParent's offset without borders (offset + border)
 - ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod
 ),
 left: (
 pos.left // The absolute mouse position
 + this.offset.relative.left * mod // Only for relative positioned nodes: Relative offset from element to offset parent
 + this.offset.parent.left * mod // The offsetParent's offset without borders (offset + border)
 - ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ) * mod
 )
 };

 },

 _generatePosition: function(event) {

 var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

 // This is another very weird special case that only happens for relative elements:
 // 1. If the css position is relative
 // 2. and the scroll parent is the document or similar to the offset parent
 // we have to refresh the relative offset during the scroll so there are no jumps
 if(this.cssPosition == 'relative' && !(this.scrollParent[0] != document && this.scrollParent[0] != this.offsetParent[0])) {
 this.offset.relative = this._getRelativeOffset();
 }

 var pageX = event.pageX;
 var pageY = event.pageY;

 /*
 * - Position constraining -
 * Constrain the position to a mix of grid, containment.
 */

 if(this.originalPosition) { //If we are not dragging yet, we won't check for options

 if(this.containment) {
 if(event.pageX - this.offset.click.left < this.containment[0]) pageX = this.containment[0] + this.offset.click.left;
 if(event.pageY - this.offset.click.top < this.containment[1]) pageY = this.containment[1] + this.offset.click.top;
 if(event.pageX - this.offset.click.left > this.containment[2]) pageX = this.containment[2] + this.offset.click.left;
 if(event.pageY - this.offset.click.top > this.containment[3]) pageY = this.containment[3] + this.offset.click.top;
 }

 if(o.grid) {
 var top = this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1];
 pageY = this.containment ? (!(top - this.offset.click.top < this.containment[1] || top - this.offset.click.top > this.containment[3]) ? top : (!(top - this.offset.click.top < this.containment[1]) ? top - o.grid[1] : top + o.grid[1])) : top;

 var left = this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0];
 pageX = this.containment ? (!(left - this.offset.click.left < this.containment[0] || left - this.offset.click.left > this.containment[2]) ? left : (!(left - this.offset.click.left < this.containment[0]) ? left - o.grid[0] : left + o.grid[0])) : left;
 }

 }

 return {
 top: (
 pageY // The absolute mouse position
 - this.offset.click.top // Click offset (relative to the element)
 - this.offset.relative.top // Only for relative positioned nodes: Relative offset from element to offset parent
 - this.offset.parent.top // The offsetParent's offset without borders (offset + border)
 + ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) )
 ),
 left: (
 pageX // The absolute mouse position
 - this.offset.click.left // Click offset (relative to the element)
 - this.offset.relative.left // Only for relative positioned nodes: Relative offset from element to offset parent
 - this.offset.parent.left // The offsetParent's offset without borders (offset + border)
 + ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() )
 )
 };

 },

 _clear: function() {
 this.helper.removeClass(this.options.cssNamespace+"-draggable-dragging");
 if(this.helper[0] != this.element[0] && !this.cancelHelperRemoval) this.helper.remove();
 //if($.ui.ddmanager) $.ui.ddmanager.current = null;
 this.helper = null;
 this.cancelHelperRemoval = false;
 },

 // From now on bulk stuff - mainly helpers

 _trigger: function(type, event, ui) {
 ui = ui || this._uiHash();
 $.ui.plugin.call(this, type, [event, ui]);
 if(type == "drag") this.positionAbs = this._convertPositionTo("absolute"); //The absolute position has to be recalculated after plugins
 return $.widget.prototype._trigger.call(this, type, event, ui);
 },

 plugins: {},

 _uiHash: function(event) {
 return {
 helper: this.helper,
 position: this.position,
 absolutePosition: this.positionAbs,
 options: this.options
 };
 }

}));

$.extend($.ui.draggable, {
 version: "1.6rc5",
 eventPrefix: "drag",
 defaults: {
 appendTo: "parent",
 axis: false,
 cancel: ":input,option",
 connectToSortable: false,
 containment: false,
 cssNamespace: "ui",
 cursor: "default",
 cursorAt: null,
 delay: 0,
 distance: 1,
 grid: false,
 handle: false,
 helper: "original",
 iframeFix: false,
 opacity: null,
 refreshPositions: false,
 revert: false,
 revertDuration: 500,
 scope: "default",
 scroll: true,
 scrollSensitivity: 20,
 scrollSpeed: 20,
 snap: false,
 snapMode: "both",
 snapTolerance: 20,
 stack: false,
 zIndex: null
 }
});

$.ui.plugin.add("draggable", "connectToSortable", {
 start: function(event, ui) {

 var inst = $(this).data("draggable");
 inst.sortables = [];
 $(ui.options.connectToSortable).each(function() {
 // 'this' points to a string, and should therefore resolved as query, but instead, if the string is assigned to a variable, it loops through the strings properties,
 // so we have to append '' to make it anonymous again
 $(this+'').each(function() {
 if($.data(this, 'sortable')) {
 var sortable = $.data(this, 'sortable');
 inst.sortables.push({
 instance: sortable,
 shouldRevert: sortable.options.revert
 });
 sortable._refreshItems(); //Do a one-time refresh at start to refresh the containerCache
 sortable._trigger("activate", event, inst);
 }
 });
 });

 },
 stop: function(event, ui) {

 //If we are still over the sortable, we fake the stop event of the sortable, but also remove helper
 var inst = $(this).data("draggable");

 $.each(inst.sortables, function() {
 if(this.instance.isOver) {

 this.instance.isOver = 0;

 inst.cancelHelperRemoval = true; //Don't remove the helper in the draggable instance
 this.instance.cancelHelperRemoval = false; //Remove it in the sortable instance (so sortable plugins like revert still work)

 //The sortable revert is supported, and we have to set a temporary dropped variable on the draggable to support revert: 'valid/invalid'
 if(this.shouldRevert) this.instance.options.revert = true;

 //Trigger the stop of the sortable
 this.instance._mouseStop(event);

 //Also propagate receive event, since the sortable is actually receiving a element
 this.instance.element.triggerHandler("sortreceive", [event, $.extend(this.instance._uiHash(), { sender: inst.element })], this.instance.options["receive"]);

 this.instance.options.helper = this.instance.options._helper;

 //If the helper has been the original item, restore properties in the sortable
 if(inst.options.helper == 'original')
 this.instance.currentItem.css({ top: 'auto', left: 'auto' });

 } else {
 this.instance.cancelHelperRemoval = false; //Remove the helper in the sortable instance
 this.instance._trigger("deactivate", event, inst);
 }

 });

 },
 drag: function(event, ui) {

 var inst = $(this).data("draggable"), self = this;

 var checkPos = function(o) {
 var dyClick = this.offset.click.top, dxClick = this.offset.click.left;
 var helperTop = this.positionAbs.top, helperLeft = this.positionAbs.left;
 var itemHeight = o.height, itemWidth = o.width;
 var itemTop = o.top, itemLeft = o.left;

 return $.ui.isOver(helperTop + dyClick, helperLeft + dxClick, itemTop, itemLeft, itemHeight, itemWidth);
 };

 $.each(inst.sortables, function(i) {

 if(checkPos.call(inst, this.instance.containerCache)) {

 //If it intersects, we use a little isOver variable and set it once, so our move-in stuff gets fired only once
 if(!this.instance.isOver) {
 this.instance.isOver = 1;
 //Now we fake the start of dragging for the sortable instance,
 //by cloning the list group item, appending it to the sortable and using it as inst.currentItem
 //We can then fire the start event of the sortable with our passed browser event, and our own helper (so it doesn't create a new one)
 this.instance.currentItem = $(self).clone().appendTo(this.instance.element).data("sortable-item", true);
 this.instance.options._helper = this.instance.options.helper; //Store helper option to later restore it
 this.instance.options.helper = function() { return ui.helper[0]; };

 event.target = this.instance.currentItem[0];
 this.instance._mouseCapture(event, true);
 this.instance._mouseStart(event, true, true);

 //Because the browser event is way off the new appended portlet, we modify a couple of variables to reflect the changes
 this.instance.offset.click.top = inst.offset.click.top;
 this.instance.offset.click.left = inst.offset.click.left;
 this.instance.offset.parent.left -= inst.offset.parent.left - this.instance.offset.parent.left;
 this.instance.offset.parent.top -= inst.offset.parent.top - this.instance.offset.parent.top;

 inst._trigger("toSortable", event);
 inst.dropped = this.instance.element; //draggable revert needs that
 this.instance.fromOutside = true; //Little hack so receive/update callbacks work

 }

 //Provided we did all the previous steps, we can fire the drag event of the sortable on every draggable drag, when it intersects with the sortable
 if(this.instance.currentItem) this.instance._mouseDrag(event);

 } else {

 //If it doesn't intersect with the sortable, and it intersected before,
 //we fake the drag stop of the sortable, but make sure it doesn't remove the helper by using cancelHelperRemoval
 if(this.instance.isOver) {
 this.instance.isOver = 0;
 this.instance.cancelHelperRemoval = true;
 this.instance.options.revert = false; //No revert here
 this.instance._mouseStop(event, true);
 this.instance.options.helper = this.instance.options._helper;

 //Now we remove our currentItem, the list group clone again, and the placeholder, and animate the helper back to it's original size
 this.instance.currentItem.remove();
 if(this.instance.placeholder) this.instance.placeholder.remove();

 inst._trigger("fromSortable", event);
 inst.dropped = false; //draggable revert needs that
 }

 };

 });

 }
});

$.ui.plugin.add("draggable", "cursor", {
 start: function(event, ui) {
 var t = $('body');
 if (t.css("cursor")) ui.options._cursor = t.css("cursor");
 t.css("cursor", ui.options.cursor);
 },
 stop: function(event, ui) {
 if (ui.options._cursor) $('body').css("cursor", ui.options._cursor);
 }
});

$.ui.plugin.add("draggable", "iframeFix", {
 start: function(event, ui) {
 $(ui.options.iframeFix === true ? "iframe" : ui.options.iframeFix).each(function() {
 $('<div class="ui-draggable-iframeFix" style="background: #fff;"></div>')
 .css({
 width: this.offsetWidth+"px", height: this.offsetHeight+"px",
 position: "absolute", opacity: "0.001", zIndex: 1000
 })
 .css($(this).offset())
 .appendTo("body");
 });
 },
 stop: function(event, ui) {
 $("div.ui-draggable-iframeFix").each(function() { this.parentNode.removeChild(this); }); //Remove frame helpers
 }
});

$.ui.plugin.add("draggable", "opacity", {
 start: function(event, ui) {
 var t = $(ui.helper);
 if(t.css("opacity")) ui.options._opacity = t.css("opacity");
 t.css('opacity', ui.options.opacity);
 },
 stop: function(event, ui) {
 if(ui.options._opacity) $(ui.helper).css('opacity', ui.options._opacity);
 }
});

$.ui.plugin.add("draggable", "scroll", {
 start: function(event, ui) {
 var o = ui.options;
 var i = $(this).data("draggable");

 if(i.scrollParent[0] != document && i.scrollParent[0].tagName != 'HTML') i.overflowOffset = i.scrollParent.offset();

 },
 drag: function(event, ui) {

 var o = ui.options, scrolled = false;
 var i = $(this).data("draggable");

 if(i.scrollParent[0] != document && i.scrollParent[0].tagName != 'HTML') {

 if((i.overflowOffset.top + i.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity)
 i.scrollParent[0].scrollTop = scrolled = i.scrollParent[0].scrollTop + o.scrollSpeed;
 else if(event.pageY - i.overflowOffset.top < o.scrollSensitivity)
 i.scrollParent[0].scrollTop = scrolled = i.scrollParent[0].scrollTop - o.scrollSpeed;

 if((i.overflowOffset.left + i.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity)
 i.scrollParent[0].scrollLeft = scrolled = i.scrollParent[0].scrollLeft + o.scrollSpeed;
 else if(event.pageX - i.overflowOffset.left < o.scrollSensitivity)
 i.scrollParent[0].scrollLeft = scrolled = i.scrollParent[0].scrollLeft - o.scrollSpeed;

 } else {

 if(event.pageY - $(document).scrollTop() < o.scrollSensitivity)
 scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
 else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity)
 scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);

 if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity)
 scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
 else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity)
 scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);

 }

 if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour)
 $.ui.ddmanager.prepareOffsets(i, event);

 }
});

$.ui.plugin.add("draggable", "snap", {
 start: function(event, ui) {

 var inst = $(this).data("draggable");
 inst.snapElements = [];

 $(ui.options.snap.constructor != String ? ( ui.options.snap.items || ':data(draggable)' ) : ui.options.snap).each(function() {
 var $t = $(this); var $o = $t.offset();
 if(this != inst.element[0]) inst.snapElements.push({
 item: this,
 width: $t.outerWidth(), height: $t.outerHeight(),
 top: $o.top, left: $o.left
 });
 });

 },
 drag: function(event, ui) {

 var inst = $(this).data("draggable");
 var d = ui.options.snapTolerance;

 var x1 = ui.absolutePosition.left, x2 = x1 + inst.helperProportions.width,
 y1 = ui.absolutePosition.top, y2 = y1 + inst.helperProportions.height;

 for (var i = inst.snapElements.length - 1; i >= 0; i--){

 var l = inst.snapElements[i].left, r = l + inst.snapElements[i].width,
 t = inst.snapElements[i].top, b = t + inst.snapElements[i].height;

 //Yes, I know, this is insane ;)
 if(!((l-d < x1 && x1 < r+d && t-d < y1 && y1 < b+d) || (l-d < x1 && x1 < r+d && t-d < y2 && y2 < b+d) || (l-d < x2 && x2 < r+d && t-d < y1 && y1 < b+d) || (l-d < x2 && x2 < r+d && t-d < y2 && y2 < b+d))) {
 if(inst.snapElements[i].snapping) (inst.options.snap.release && inst.options.snap.release.call(inst.element, event, $.extend(inst._uiHash(), { snapItem: inst.snapElements[i].item })));
 inst.snapElements[i].snapping = false;
 continue;
 }

 if(ui.options.snapMode != 'inner') {
 var ts = Math.abs(t - y2) <= d;
 var bs = Math.abs(b - y1) <= d;
 var ls = Math.abs(l - x2) <= d;
 var rs = Math.abs(r - x1) <= d;
 if(ts) ui.position.top = inst._convertPositionTo("relative", { top: t - inst.helperProportions.height, left: 0 }).top;
 if(bs) ui.position.top = inst._convertPositionTo("relative", { top: b, left: 0 }).top;
 if(ls) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: l - inst.helperProportions.width }).left;
 if(rs) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: r }).left;
 }

 var first = (ts || bs || ls || rs);

 if(ui.options.snapMode != 'outer') {
 var ts = Math.abs(t - y1) <= d;
 var bs = Math.abs(b - y2) <= d;
 var ls = Math.abs(l - x1) <= d;
 var rs = Math.abs(r - x2) <= d;
 if(ts) ui.position.top = inst._convertPositionTo("relative", { top: t, left: 0 }).top;
 if(bs) ui.position.top = inst._convertPositionTo("relative", { top: b - inst.helperProportions.height, left: 0 }).top;
 if(ls) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: l }).left;
 if(rs) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: r - inst.helperProportions.width }).left;
 }

 if(!inst.snapElements[i].snapping && (ts || bs || ls || rs || first))
 (inst.options.snap.snap && inst.options.snap.snap.call(inst.element, event, $.extend(inst._uiHash(), { snapItem: inst.snapElements[i].item })));
 inst.snapElements[i].snapping = (ts || bs || ls || rs || first);

 };

 }
});

$.ui.plugin.add("draggable", "stack", {
 start: function(event, ui) {
 var group = $.makeArray($(ui.options.stack.group)).sort(function(a,b) {
 return (parseInt($(a).css("zIndex"),10) || ui.options.stack.min) - (parseInt($(b).css("zIndex"),10) || ui.options.stack.min);
 });

 $(group).each(function(i) {
 this.style.zIndex = ui.options.stack.min + i;
 });

 this[0].style.zIndex = ui.options.stack.min + group.length;
 }
});

$.ui.plugin.add("draggable", "zIndex", {
 start: function(event, ui) {
 var t = $(ui.helper);
 if(t.css("zIndex")) ui.options._zIndex = t.css("zIndex");
 t.css('zIndex', ui.options.zIndex);
 },
 stop: function(event, ui) {
 if(ui.options._zIndex) $(ui.helper).css('zIndex', ui.options._zIndex);
 }
});

})(jQuery);
/*
 * jQuery UI Sortable 1.6rc5
 *
 * Copyright (c) 2009 AUTHORS.txt (http://ui.jquery.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Sortables
 *
 * Depends:
 * ui.core.js
 */
(function($) {

$.widget("ui.sortable", $.extend({}, $.ui.mouse, {
 _init: function() {

 var o = this.options;
 this.containerCache = {};
 (this.options.cssNamespace && this.element.addClass(this.options.cssNamespace+"-sortable"));

 //Get the items
 this.refresh();

 //Let's determine if the items are floating
 this.floating = this.items.length ? (/left|right/).test(this.items[0].item.css('float')) : false;

 //Let's determine the parent's offset
 this.offset = this.element.offset();

 //Initialize mouse events for interaction
 this._mouseInit();

 },

 destroy: function() {
 this.element
 .removeClass(this.options.cssNamespace+"-sortable "+this.options.cssNamespace+"-sortable-disabled")
 .removeData("sortable")
 .unbind(".sortable");
 this._mouseDestroy();

 for ( var i = this.items.length - 1; i >= 0; i-- )
 this.items[i].item.removeData("sortable-item");
 },

 _mouseCapture: function(event, overrideHandle) {

 if (this.reverting) {
 return false;
 }

 if(this.options.disabled || this.options.type == 'static') return false;

 //We have to refresh the items data once first
 this._refreshItems(event);

 //Find out if the clicked node (or one of its parents) is a actual item in this.items
 var currentItem = null, self = this, nodes = $(event.target).parents().each(function() {
 if($.data(this, 'sortable-item') == self) {
 currentItem = $(this);
 return false;
 }
 });
 if($.data(event.target, 'sortable-item') == self) currentItem = $(event.target);

 if(!currentItem) return false;
 if(this.options.handle && !overrideHandle) {
 var validHandle = false;

 $(this.options.handle, currentItem).find("*").andSelf().each(function() { if(this == event.target) validHandle = true; });
 if(!validHandle) return false;
 }

 this.currentItem = currentItem;
 this._removeCurrentsFromItems();
 return true;

 },

 _mouseStart: function(event, overrideHandle, noActivation) {

 var o = this.options;
 this.currentContainer = this;

 //We only need to call refreshPositions, because the refreshItems call has been moved to mouseCapture
 this.refreshPositions();

 //Create and append the visible helper
 this.helper = this._createHelper(event);

 //Cache the helper size
 this._cacheHelperProportions();

 /*
 * - Position generation -
 * This block generates everything position related - it's the core of draggables.
 */

 //Cache the margins of the original element
 this._cacheMargins();

 //Get the next scrolling parent
 this.scrollParent = this.helper.scrollParent();

 //The element's absolute position on the page minus margins
 this.offset = this.currentItem.offset();
 this.offset = {
 top: this.offset.top - this.margins.top,
 left: this.offset.left - this.margins.left
 };

 // Only after we got the offset, we can change the helper's position to absolute
 // TODO: Still need to figure out a way to make relative sorting possible
 this.helper.css("position", "absolute");
 this.cssPosition = this.helper.css("position");

 $.extend(this.offset, {
 click: { //Where the click happened, relative to the element
 left: event.pageX - this.offset.left,
 top: event.pageY - this.offset.top
 },
 parent: this._getParentOffset(),
 relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper
 });

 //Generate the original position
 this.originalPosition = this._generatePosition(event);
 this.originalPageX = event.pageX;
 this.originalPageY = event.pageY;

 //Adjust the mouse offset relative to the helper if 'cursorAt' is supplied
 if(o.cursorAt)
 this._adjustOffsetFromHelper(o.cursorAt);

 //Cache the former DOM position
 this.domPosition = { prev: this.currentItem.prev()[0], parent: this.currentItem.parent()[0] };

 //If the helper is not the original, hide the original so it's not playing any role during the drag, won't cause anything bad this way
 if(this.helper[0] != this.currentItem[0]) {
 this.currentItem.hide();
 }

 //Create the placeholder
 this._createPlaceholder();

 //Set a containment if given in the options
 if(o.containment)
 this._setContainment();

 //Call plugins and callbacks
 this._trigger("start", event);

 //Recache the helper size
 if(!this._preserveHelperProportions)
 this._cacheHelperProportions();


 //Post 'activate' events to possible containers
 if(!noActivation) {
 for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i]._trigger("activate", event, this); }
 }

 //Prepare possible droppables
 if($.ui.ddmanager)
 $.ui.ddmanager.current = this;

 if ($.ui.ddmanager && !o.dropBehaviour)
 $.ui.ddmanager.prepareOffsets(this, event);

 this.dragging = true;

 this.helper.addClass(o.cssNamespace+'-sortable-helper');
 this._mouseDrag(event); //Execute the drag once - this causes the helper not to be visible before getting its correct position
 return true;

 },

 _mouseDrag: function(event) {

 //Compute the helpers position
 this.position = this._generatePosition(event);
 this.positionAbs = this._convertPositionTo("absolute");

 if (!this.lastPositionAbs) {
 this.lastPositionAbs = this.positionAbs;
 }

 //Call the internal plugins
 $.ui.plugin.call(this, "sort", [event, this._uiHash()]);

 //Regenerate the absolute position used for position checks
 this.positionAbs = this._convertPositionTo("absolute");

 //Set the helper position
 if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px';
 if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px';

 //Rearrange
 for (var i = this.items.length - 1; i >= 0; i--) {

 //Cache variables and intersection, continue if no intersection
 var item = this.items[i], itemElement = item.item[0], intersection = this._intersectsWithPointer(item);
 if (!intersection) continue;

 if(itemElement != this.currentItem[0] //cannot intersect with itself
 && this.placeholder[intersection == 1 ? "next" : "prev"]()[0] != itemElement //no useless actions that have been done before
 && !$.ui.contains(this.placeholder[0], itemElement) //no action if the item moved is the parent of the item checked
 && (this.options.type == 'semi-dynamic' ? !$.ui.contains(this.element[0], itemElement) : true)
 ) {

 this.direction = intersection == 1 ? "down" : "up";

 if (this.options.tolerance == "pointer" || this._intersectsWithSides(item)) {
 this.options.sortIndicator.call(this, event, item);
 } else {
 break;
 }

 this._trigger("change", event); //Call plugins and callbacks
 break;
 }
 }

 //Post events to containers
 this._contactContainers(event);

 //Interconnect with droppables
 if($.ui.ddmanager) $.ui.ddmanager.drag(this, event);

 //Call callbacks
 this._trigger('sort', event);

 this.lastPositionAbs = this.positionAbs;
 return false;

 },

 _mouseStop: function(event, noPropagation) {

 if(!event) return;

 //If we are using droppables, inform the manager about the drop
 if ($.ui.ddmanager && !this.options.dropBehaviour)
 $.ui.ddmanager.drop(this, event);

 if(this.options.revert) {
 var self = this;
 var cur = self.placeholder.offset();

 self.reverting = true;

 $(this.helper).animate({
 left: cur.left - this.offset.parent.left - self.margins.left + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft),
 top: cur.top - this.offset.parent.top - self.margins.top + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop)
 }, parseInt(this.options.revert, 10) || 500, function() {
 self._clear(event);
 });
 } else {
 this._clear(event, noPropagation);
 }

 return false;

 },

 cancel: function() {

 if(this.dragging) {

 this._mouseUp();

 if(this.options.helper == "original")
 this.currentItem.css(this._storedCSS).removeClass(this.options.cssNamespace+"-sortable-helper");
 else
 this.currentItem.show();

 //Post deactivating events to containers
 for (var i = this.containers.length - 1; i >= 0; i--){
 this.containers[i]._trigger("deactivate", null, this);
 if(this.containers[i].containerCache.over) {
 this.containers[i]._trigger("out", null, this);
 this.containers[i].containerCache.over = 0;
 }
 }

 }

 //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
 if(this.placeholder[0].parentNode) this.placeholder[0].parentNode.removeChild(this.placeholder[0]);
 if(this.options.helper != "original" && this.helper && this.helper[0].parentNode) this.helper.remove();

 $.extend(this, {
 helper: null,
 dragging: false,
 reverting: false,
 _noFinalSort: null
 });

 if(this.domPosition.prev) {
 $(this.domPosition.prev).after(this.currentItem);
 } else {
 $(this.domPosition.parent).prepend(this.currentItem);
 }

 return true;

 },

 serialize: function(o) {

 var items = this._getItemsAsjQuery(o && o.connected);
 var str = []; o = o || {};

 $(items).each(function() {
 var res = ($(o.item || this).attr(o.attribute || 'id') || '').match(o.expression || (/(.+)[-=_](.+)/));
 if(res) str.push((o.key || res[1]+'[]')+'='+(o.key && o.expression ? res[1] : res[2]));
 });

 return str.join('&');

 },

 toArray: function(o) {

 var items = this._getItemsAsjQuery(o && o.connected);
 var ret = []; o = o || {};

 items.each(function() { ret.push($(o.item || this).attr(o.attribute || 'id') || ''); });
 return ret;

 },

 /* Be careful with the following core functions */
 _intersectsWith: function(item) {

 var x1 = this.positionAbs.left,
 x2 = x1 + this.helperProportions.width,
 y1 = this.positionAbs.top,
 y2 = y1 + this.helperProportions.height;

 var l = item.left,
 r = l + item.width,
 t = item.top,
 b = t + item.height;

 var dyClick = this.offset.click.top,
 dxClick = this.offset.click.left;

 var isOverElement = (y1 + dyClick) > t && (y1 + dyClick) < b && (x1 + dxClick) > l && (x1 + dxClick) < r;

 if( this.options.tolerance == "pointer"
 || this.options.forcePointerForContainers
 || (this.options.tolerance != "pointer" && this.helperProportions[this.floating ? 'width' : 'height'] > item[this.floating ? 'width' : 'height'])
 ) {
 return isOverElement;
 } else {

 return (l < x1 + (this.helperProportions.width / 2) // Right Half
 && x2 - (this.helperProportions.width / 2) < r // Left Half
 && t < y1 + (this.helperProportions.height / 2) // Bottom Half
 && y2 - (this.helperProportions.height / 2) < b ); // Top Half

 }
 },

 _intersectsWithPointer: function(item) {

 var isOverElementHeight = $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top, item.height),
 isOverElementWidth = $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left, item.width),
 isOverElement = isOverElementHeight && isOverElementWidth,
 verticalDirection = this._getDragVerticalDirection(),
 horizontalDirection = this._getDragHorizontalDirection();

 if (!isOverElement)
 return false;

 return this.floating ?
 ( ((horizontalDirection && horizontalDirection == "right") || verticalDirection == "down") ? 2 : 1 )
 : ( verticalDirection && (verticalDirection == "down" ? 2 : 1) );

 },

 _intersectsWithSides: function(item) {

 var isOverBottomHalf = $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top + (item.height/2), item.height),
 isOverRightHalf = $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left + (item.width/2), item.width),
 verticalDirection = this._getDragVerticalDirection(),
 horizontalDirection = this._getDragHorizontalDirection();

 if (this.floating && horizontalDirection) {
 return ((horizontalDirection == "right" && isOverRightHalf) || (horizontalDirection == "left" && !isOverRightHalf));
 } else {
 return verticalDirection && ((verticalDirection == "down" && isOverBottomHalf) || (verticalDirection == "up" && !isOverBottomHalf));
 }

 },

 _getDragVerticalDirection: function() {
 var delta = this.positionAbs.top - this.lastPositionAbs.top;
 return delta != 0 && (delta > 0 ? "down" : "up");
 },

 _getDragHorizontalDirection: function() {
 var delta = this.positionAbs.left - this.lastPositionAbs.left;
 return delta != 0 && (delta > 0 ? "right" : "left");
 },

 refresh: function(event) {
 this._refreshItems(event);
 this.refreshPositions();
 },

 _getItemsAsjQuery: function(connected) {

 var self = this;
 var items = [];
 var queries = [];

 if(this.options.connectWith && connected) {
 for (var i = this.options.connectWith.length - 1; i >= 0; i--){
 var cur = $(this.options.connectWith[i]);
 for (var j = cur.length - 1; j >= 0; j--){
 var inst = $.data(cur[j], 'sortable');
 if(inst && inst != this && !inst.options.disabled) {
 queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element) : $(inst.options.items, inst.element).not("."+inst.options.cssNamespace+"-sortable-helper"), inst]);
 }
 };
 };
 }

 queries.push([$.isFunction(this.options.items) ? this.options.items.call(this.element, null, { options: this.options, item: this.currentItem }) : $(this.options.items, this.element).not("."+this.options.cssNamespace+"-sortable-helper"), this]);

 for (var i = queries.length - 1; i >= 0; i--){
 queries[i][0].each(function() {
 items.push(this);
 });
 };

 return $(items);

 },

 _removeCurrentsFromItems: function() {

 var list = this.currentItem.find(":data(sortable-item)");

 for (var i=0; i < this.items.length; i++) {

 for (var j=0; j < list.length; j++) {
 if(list[j] == this.items[i].item[0])
 this.items.splice(i,1);
 };

 };

 },

 _refreshItems: function(event) {

 this.items = [];
 this.containers = [this];
 var items = this.items;
 var self = this;
 var queries = [[$.isFunction(this.options.items) ? this.options.items.call(this.element[0], event, { item: this.currentItem }) : $(this.options.items, this.element), this]];

 if(this.options.connectWith) {
 for (var i = this.options.connectWith.length - 1; i >= 0; i--){
 var cur = $(this.options.connectWith[i]);
 for (var j = cur.length - 1; j >= 0; j--){
 var inst = $.data(cur[j], 'sortable');
 if(inst && inst != this && !inst.options.disabled) {
 queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element[0], event, { item: this.currentItem }) : $(inst.options.items, inst.element), inst]);
 this.containers.push(inst);
 }
 };
 };
 }

 for (var i = queries.length - 1; i >= 0; i--) {
 var targetData = queries[i][1];
 var _queries = queries[i][0];

 for (var j=0, queriesLength = _queries.length; j < queriesLength; j++) {
 var item = $(_queries[j]);

 item.data('sortable-item', targetData); // Data for target checking (mouse manager)

 items.push({
 item: item,
 instance: targetData,
 width: 0, height: 0,
 left: 0, top: 0
 });
 };
 };

 },

 refreshPositions: function(fast) {

 //This has to be redone because due to the item being moved out/into the offsetParent, the offsetParent's position will change
 if(this.offsetParent && this.helper) {
 this.offset.parent = this._getParentOffset();
 }

 for (var i = this.items.length - 1; i >= 0; i--){
 var item = this.items[i];

 //We ignore calculating positions of all connected containers when we're not over them
 if(item.instance != this.currentContainer && this.currentContainer && item.item[0] != this.currentItem[0])
 continue;

 var t = this.options.toleranceElement ? $(this.options.toleranceElement, item.item) : item.item;

 if (!fast) {
 if (this.options.accurateIntersection) {
 item.width = t.outerWidth();
 item.height = t.outerHeight();
 }
 else {
 item.width = t[0].offsetWidth;
 item.height = t[0].offsetHeight;
 }
 }

 var p = t.offset();
 item.left = p.left;
 item.top = p.top;
 };

 if(this.options.custom && this.options.custom.refreshContainers) {
 this.options.custom.refreshContainers.call(this);
 } else {
 for (var i = this.containers.length - 1; i >= 0; i--){
 var p = this.containers[i].element.offset();
 this.containers[i].containerCache.left = p.left;
 this.containers[i].containerCache.top = p.top;
 this.containers[i].containerCache.width = this.containers[i].element.outerWidth();
 this.containers[i].containerCache.height = this.containers[i].element.outerHeight();
 };
 }

 },

 _createPlaceholder: function(that) {

 var self = that || this, o = self.options;

 if(!o.placeholder || o.placeholder.constructor == String) {
 var className = o.placeholder;
 o.placeholder = {
 element: function() {

 var el = $(document.createElement(self.currentItem[0].nodeName))
 .addClass(className || self.currentItem[0].className+" "+self.options.cssNamespace+"-sortable-placeholder")
 .removeClass(self.options.cssNamespace+'-sortable-helper')[0];

 if(!className)
 el.style.visibility = "hidden";

 return el;
 },
 update: function(container, p) {

 // 1. If a className is set as 'placeholder option, we don't force sizes - the class is responsible for that
 // 2. The option 'forcePlaceholderSize can be enabled to force it even if a class name is specified
 if(className && !o.forcePlaceholderSize) return;

 //If the element doesn't have a actual height by itself (without styles coming from a stylesheet), it receives the inline height from the dragged item
 if(!p.height()) { p.height(self.currentItem.innerHeight() - parseInt(self.currentItem.css('paddingTop')||0, 10) - parseInt(self.currentItem.css('paddingBottom')||0, 10)); };
 if(!p.width()) { p.width(self.currentItem.innerWidth() - parseInt(self.currentItem.css('paddingLeft')||0, 10) - parseInt(self.currentItem.css('paddingRight')||0, 10)); };
 }
 };
 }

 //Create the placeholder
 self.placeholder = $(o.placeholder.element.call(self.element, self.currentItem));

 //Append it after the actual current item
 self.currentItem.after(self.placeholder);

 //Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317)
 o.placeholder.update(self, self.placeholder);

 },

 _contactContainers: function(event) {
 for (var i = this.containers.length - 1; i >= 0; i--){

 if(this._intersectsWith(this.containers[i].containerCache)) {
 if(!this.containers[i].containerCache.over) {

 if(this.currentContainer != this.containers[i]) {

 //When entering a new container, we will find the item with the least distance and append our item near it
 var dist = 10000; var itemWithLeastDistance = null; var base = this.positionAbs[this.containers[i].floating ? 'left' : 'top'];
 for (var j = this.items.length - 1; j >= 0; j--) {
 if(!$.ui.contains(this.containers[i].element[0], this.items[j].item[0])) continue;
 var cur = this.items[j][this.containers[i].floating ? 'left' : 'top'];
 if(Math.abs(cur - base) < dist) {
 dist = Math.abs(cur - base); itemWithLeastDistance = this.items[j];
 }
 }

 if(!itemWithLeastDistance && !this.options.dropOnEmpty) //Check if dropOnEmpty is enabled
 continue;

 this.currentContainer = this.containers[i];
 itemWithLeastDistance ? this.options.sortIndicator.call(this, event, itemWithLeastDistance, null, true) : this.options.sortIndicator.call(this, event, null, this.containers[i].element, true);
 this._trigger("change", event); //Call plugins and callbacks
 this.containers[i]._trigger("change", event, this); //Call plugins and callbacks

 //Update the placeholder
 this.options.placeholder.update(this.currentContainer, this.placeholder);

 }

 this.containers[i]._trigger("over", event, this);
 this.containers[i].containerCache.over = 1;
 }
 } else {
 if(this.containers[i].containerCache.over) {
 this.containers[i]._trigger("out", event, this);
 this.containers[i].containerCache.over = 0;
 }
 }

 };
 },

 _createHelper: function(event) {

 var o = this.options;
 var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event, this.currentItem])) : (o.helper == 'clone' ? this.currentItem.clone() : this.currentItem);

 if(!helper.parents('body').length) //Add the helper to the DOM if that didn't happen already
 $(o.appendTo != 'parent' ? o.appendTo : this.currentItem[0].parentNode)[0].appendChild(helper[0]);

 if(helper[0] == this.currentItem[0])
 this._storedCSS = { width: this.currentItem[0].style.width, height: this.currentItem[0].style.height, position: this.currentItem.css("position"), top: this.currentItem.css("top"), left: this.currentItem.css("left") };

 if(helper[0].style.width == '' || o.forceHelperSize) helper.width(this.currentItem.width());
 if(helper[0].style.height == '' || o.forceHelperSize) helper.height(this.currentItem.height());

 return helper;

 },

 _adjustOffsetFromHelper: function(obj) {
 if(obj.left != undefined) this.offset.click.left = obj.left + this.margins.left;
 if(obj.right != undefined) this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
 if(obj.top != undefined) this.offset.click.top = obj.top + this.margins.top;
 if(obj.bottom != undefined) this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
 },

 _getParentOffset: function() {


 //Get the offsetParent and cache its position
 this.offsetParent = this.helper.offsetParent();
 var po = this.offsetParent.offset();

 // This is a special case where we need to modify a offset calculated on start, since the following happened:
 // 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent
 // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that
 // the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag
 if(this.cssPosition == 'absolute' && this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) {
 po.left += this.scrollParent.scrollLeft();
 po.top += this.scrollParent.scrollTop();
 }

 if((this.offsetParent[0] == document.body && $.browser.mozilla) //Ugly FF3 fix
 || (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() == 'html' && $.browser.msie)) //Ugly IE fix
 po = { top: 0, left: 0 };

 return {
 top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0),
 left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0)
 };

 },

 _getRelativeOffset: function() {

 if(this.cssPosition == "relative") {
 var p = this.currentItem.position();
 return {
 top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.scrollParent.scrollTop(),
 left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.scrollParent.scrollLeft()
 };
 } else {
 return { top: 0, left: 0 };
 }

 },

 _cacheMargins: function() {
 this.margins = {
 left: (parseInt(this.currentItem.css("marginLeft"),10) || 0),
 top: (parseInt(this.currentItem.css("marginTop"),10) || 0)
 };
 },

 _cacheHelperProportions: function() {
 this.helperProportions = {
 width: this.helper.outerWidth(),
 height: this.helper.outerHeight()
 };
 },

 _setContainment: function() {

 var o = this.options;
 if(o.containment == 'parent') o.containment = this.helper[0].parentNode;
 if(o.containment == 'document' || o.containment == 'window') this.containment = [
 0 - this.offset.relative.left - this.offset.parent.left,
 0 - this.offset.relative.top - this.offset.parent.top,
 $(o.containment == 'document' ? document : window).width() - this.helperProportions.width - this.margins.left,
 ($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top
 ];

 if(!(/^(document|window|parent)$/).test(o.containment)) {
 var ce = $(o.containment)[0];
 var co = $(o.containment).offset();
 var over = ($(ce).css("overflow") != 'hidden');

 this.containment = [
 co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) - this.margins.left,
 co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) - this.margins.top,
 co.left+(over ? Math.max(ce.scrollWidth,ce.offsetWidth) : ce.offsetWidth) - (parseInt($(ce).css("borderLeftWidth"),10) || 0) - this.helperProportions.width - this.margins.left,
 co.top+(over ? Math.max(ce.scrollHeight,ce.offsetHeight) : ce.offsetHeight) - (parseInt($(ce).css("borderTopWidth"),10) || 0) - this.helperProportions.height - this.margins.top
 ];
 }

 },

 _convertPositionTo: function(d, pos) {

 if(!pos) pos = this.position;
 var mod = d == "absolute" ? 1 : -1;
 var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

 return {
 top: (
 pos.top // The absolute mouse position
 + this.offset.relative.top * mod // Only for relative positioned nodes: Relative offset from element to offset parent
 + this.offset.parent.top * mod // The offsetParent's offset without borders (offset + border)
 - ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod
 ),
 left: (
 pos.left // The absolute mouse position
 + this.offset.relative.left * mod // Only for relative positioned nodes: Relative offset from element to offset parent
 + this.offset.parent.left * mod // The offsetParent's offset without borders (offset + border)
 - ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ) * mod
 )
 };

 },

 _generatePosition: function(event) {

 var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

 // This is another very weird special case that only happens for relative elements:
 // 1. If the css position is relative
 // 2. and the scroll parent is the document or similar to the offset parent
 // we have to refresh the relative offset during the scroll so there are no jumps
 if(this.cssPosition == 'relative' && !(this.scrollParent[0] != document && this.scrollParent[0] != this.offsetParent[0])) {
 this.offset.relative = this._getRelativeOffset();
 }

 var pageX = event.pageX;
 var pageY = event.pageY;

 /*
 * - Position constraining -
 * Constrain the position to a mix of grid, containment.
 */

 if(this.originalPosition) { //If we are not dragging yet, we won't check for options

 if(this.containment) {
 if(event.pageX - this.offset.click.left < this.containment[0]) pageX = this.containment[0] + this.offset.click.left;
 if(event.pageY - this.offset.click.top < this.containment[1]) pageY = this.containment[1] + this.offset.click.top;
 if(event.pageX - this.offset.click.left > this.containment[2]) pageX = this.containment[2] + this.offset.click.left;
 if(event.pageY - this.offset.click.top > this.containment[3]) pageY = this.containment[3] + this.offset.click.top;
 }

 if(o.grid) {
 var top = this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1];
 pageY = this.containment ? (!(top - this.offset.click.top < this.containment[1] || top - this.offset.click.top > this.containment[3]) ? top : (!(top - this.offset.click.top < this.containment[1]) ? top - o.grid[1] : top + o.grid[1])) : top;

 var left = this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0];
 pageX = this.containment ? (!(left - this.offset.click.left < this.containment[0] || left - this.offset.click.left > this.containment[2]) ? left : (!(left - this.offset.click.left < this.containment[0]) ? left - o.grid[0] : left + o.grid[0])) : left;
 }

 }

 return {
 top: (
 pageY // The absolute mouse position
 - this.offset.click.top // Click offset (relative to the element)
 - this.offset.relative.top // Only for relative positioned nodes: Relative offset from element to offset parent
 - this.offset.parent.top // The offsetParent's offset without borders (offset + border)
 + ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) )
 ),
 left: (
 pageX // The absolute mouse position
 - this.offset.click.left // Click offset (relative to the element)
 - this.offset.relative.left // Only for relative positioned nodes: Relative offset from element to offset parent
 - this.offset.parent.left // The offsetParent's offset without borders (offset + border)
 + ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() )
 )
 };

 },

 _rearrange: function(event, i, a, hardRefresh) {

 a ? a[0].appendChild(this.placeholder[0]) : i.item[0].parentNode.insertBefore(this.placeholder[0], (this.direction == 'down' ? i.item[0] : i.item[0].nextSibling));

 //Various things done here to improve the performance:
 // 1. we create a setTimeout, that calls refreshPositions
 // 2. on the instance, we have a counter variable, that get's higher after every append
 // 3. on the local scope, we copy the counter variable, and check in the timeout, if it's still the same
 // 4. this lets only the last addition to the timeout stack through
 this.counter = this.counter ? ++this.counter : 1;
 var self = this, counter = this.counter;

 window.setTimeout(function() {
 if(counter == self.counter) self.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove
 },0);

 },

 _clear: function(event, noPropagation) {

 this.reverting = false;

 //We first have to update the dom position of the actual currentItem
 if(!this._noFinalSort) this.placeholder.before(this.currentItem);
 this._noFinalSort = null;

 if(this.helper[0] == this.currentItem[0]) {
 for(var i in this._storedCSS) {
 if(this._storedCSS[i] == 'auto' || this._storedCSS[i] == 'static') this._storedCSS[i] = '';
 }
 this.currentItem.css(this._storedCSS).removeClass(this.options.cssNamespace+"-sortable-helper");
 } else {
 this.currentItem.show();
 }

 if(this.fromOutside) this._trigger("receive", event, this, noPropagation);
 if(this.fromOutside || this.domPosition.prev != this.currentItem.prev().not("."+this.options.cssNamespace+"-sortable-helper")[0] || this.domPosition.parent != this.currentItem.parent()[0]) this._trigger("update", event, null, noPropagation); //Trigger update callback if the DOM position has changed
 if(!$.ui.contains(this.element[0], this.currentItem[0])) { //Node was moved out of the current element
 this._trigger("remove", event, null, noPropagation);
 for (var i = this.containers.length - 1; i >= 0; i--){
 if($.ui.contains(this.containers[i].element[0], this.currentItem[0])) {
 this.containers[i]._trigger("receive", event, this, noPropagation);
 this.containers[i]._trigger("update", event, this, noPropagation);
 }
 };
 };

 //Post events to containers
 for (var i = this.containers.length - 1; i >= 0; i--){
 this.containers[i]._trigger("deactivate", event, this, noPropagation);
 if(this.containers[i].containerCache.over) {
 this.containers[i]._trigger("out", event, this);
 this.containers[i].containerCache.over = 0;
 }
 }

 this.dragging = false;
 if(this.cancelHelperRemoval) {
 this._trigger("beforeStop", event, null, noPropagation);
 this._trigger("stop", event, null, noPropagation);
 return false;
 }

 this._trigger("beforeStop", event, null, noPropagation);

 //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
 this.placeholder[0].parentNode.removeChild(this.placeholder[0]);

 if(this.helper[0] != this.currentItem[0]) this.helper.remove(); this.helper = null;
 this._trigger("stop", event, null, noPropagation);

 this.fromOutside = false;
 return true;

 },

 _trigger: function(type, event, inst, noPropagation) {
 $.ui.plugin.call(this, type, [event, this._uiHash(inst)]);
 if(!noPropagation) {
 if ($.widget.prototype._trigger.call(this, type, event, this._uiHash(inst)) === false) {
 this.cancel();
 }
 }
 },

 plugins: {},

 _uiHash: function(inst) {
 var self = inst || this;
 return {
 helper: self.helper,
 placeholder: self.placeholder || $([]),
 position: self.position,
 absolutePosition: self.positionAbs,
 item: self.currentItem,
 sender: inst ? inst.element : null
 };
 }

}));

$.extend($.ui.sortable, {
 getter: "serialize toArray",
 version: "1.6rc5",
 defaults: {
 accurateIntersection: true,
 appendTo: "parent",
 cancel: ":input,option",
 cssNamespace: 'ui',
 delay: 0,
 distance: 1,
 dropOnEmpty: true,
 forcePlaceholderSize: false,
 forceHelperSize: false,
 helper: "original",
 items: '> *',
 scope: "default",
 scroll: true,
 scrollSensitivity: 20,
 scrollSpeed: 20,
 sortIndicator: $.ui.sortable.prototype._rearrange,
 tolerance: "default",
 zIndex: 1000
 }
});

/*
 * Sortable Extensions
 */

$.ui.plugin.add("sortable", "cursor", {
 start: function(event, ui) {
 var t = $('body'), i = $(this).data('sortable');
 if (t.css("cursor")) i.options._cursor = t.css("cursor");
 t.css("cursor", i.options.cursor);
 },
 beforeStop: function(event, ui) {
 var i = $(this).data('sortable');
 if (i.options._cursor) $('body').css("cursor", i.options._cursor);
 }
});

$.ui.plugin.add("sortable", "opacity", {
 start: function(event, ui) {
 var t = ui.helper, i = $(this).data('sortable');
 if(t.css("opacity")) i.options._opacity = t.css("opacity");
 t.css('opacity', i.options.opacity);
 },
 beforeStop: function(event, ui) {
 var i = $(this).data('sortable');
 if(i.options._opacity) $(ui.helper).css('opacity', i.options._opacity);
 }
});

$.ui.plugin.add("sortable", "scroll", {
 start: function(event, ui) {
 var i = $(this).data("sortable"), o = i.options;
 if(i.scrollParent[0] != document && i.scrollParent[0].tagName != 'HTML') i.overflowOffset = i.scrollParent.offset();
 },
 sort: function(event, ui) {

 var i = $(this).data("sortable"), o = i.options, scrolled = false;

 if(i.scrollParent[0] != document && i.scrollParent[0].tagName != 'HTML') {

 if((i.overflowOffset.top + i.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity)
 i.scrollParent[0].scrollTop = scrolled = i.scrollParent[0].scrollTop + o.scrollSpeed;
 else if(event.pageY - i.overflowOffset.top < o.scrollSensitivity)
 i.scrollParent[0].scrollTop = scrolled = i.scrollParent[0].scrollTop - o.scrollSpeed;

 if((i.overflowOffset.left + i.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity)
 i.scrollParent[0].scrollLeft = scrolled = i.scrollParent[0].scrollLeft + o.scrollSpeed;
 else if(event.pageX - i.overflowOffset.left < o.scrollSensitivity)
 i.scrollParent[0].scrollLeft = scrolled = i.scrollParent[0].scrollLeft - o.scrollSpeed;

 } else {

 if(event.pageY - $(document).scrollTop() < o.scrollSensitivity)
 scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
 else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity)
 scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);

 if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity)
 scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
 else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity)
 scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);

 }

 if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour)
 $.ui.ddmanager.prepareOffsets(i, event);

 }
});

$.ui.plugin.add("sortable", "zIndex", {
 start: function(event, ui) {
 var t = ui.helper, i = $(this).data('sortable');
 if(t.css("zIndex")) i.options._zIndex = t.css("zIndex");
 t.css('zIndex', i.options.zIndex);
 },
 beforeStop: function(event, ui) {
 var i = $(this).data('sortable');
 if(i.options._zIndex) $(ui.helper).css('zIndex', i.options._zIndex == 'auto' ? '' : i.options._zIndex);
 }
});

})(jQuery);