/*
 * jQuery doubleSelect Plugin
 * version: 1.2
 * @requires jQuery v1.3.2 or later
 *
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 *
 * @version $Id: jquery.doubleSelect.js 3 2009-04-24 12:00:00Z $
 * @author  Johannes Geppert <post at jgeppert dot com> http://www.jgeppert.com
 *  7/23/2009 - J. Hinds change to two pass method to locate element for 'selected' attribute
 */
/**
 * Converts passed JSON options into <select> elements.
 * 
 * @param String
 *            id of the second select box
 * @param String
 *            option values
 * @param array
 *            options additional options (optional)
 */
(function($){$.fn.doubleSelect=function(doubleid,values,options){options=$.extend({preselectFirst:null,preselectSecond:null,emptyOption:false,emptyKey:-1,emptyValue:'Выберите ...'},options||{});var $first=this;var $secondid="#"+doubleid;var $second=$($secondid);var setValue=function(value){$second.val(value).change();}
var removeValues=function(){$($secondid+" option").remove();};$(this).change(function(){removeValues();$current=this.options[this.selectedIndex].value;if($current!=''){$.each(values,function(k,v){var bestk;if($current==v.key){$.each(v.values,function(k,v2){if(!bestk&&(v.defaultvalue!=null&&v2==v.defaultvalue)){bestk=k;}
if(options.preselectSecond!=null&&v2==options.preselectSecond){bestk=k;}});$.each(v.values,function(k,v2){var o=$("<option>").html(k).attr('value',v2);if(k===bestk)o.html(k).attr("selected","selected");o.appendTo($second);});}});}else{setValue(options.emptyValue);}});return this.each(function(){$first.children().remove();$second.children().remove();if(options.emptyOption){var oe=$("<option>").html(options.emptyValue).attr('value',options.emptyKey);oe.appendTo($first);}
$.each(values,function(k,v){var of=$("<option>").html(k).attr('value',v.key);if(options.preselectFirst!=null&&v.key==options.preselectFirst){of.html(k).attr("selected","selected");}
of.appendTo($first);});if(options.preselectFirst==null){$current=this.options[this.selectedIndex].value;if($current!=''){$.each(values,function(k,v){var bestk;if($current==v.key){$.each(v.values,function(k,v2){if(!bestk&&(v.defaultvalue!=null&&v2==v.defaultvalue)){bestk=k;}
if(options.preselectSecond!=null&&v2==options.preselectSecond){bestk=k;}});$.each(v.values,function(k,v2){var o=$("<option>").html(k).attr('value',v2);if(k===bestk)o.html(k).attr("selected","selected");o.appendTo($second);});}});}else{setValue(options.emptyValue);}}else{$first.change();}});};})(jQuery);