(function(){var $,AbstractChosen,Chosen,SelectParser,bind=function(fn,me){return function(){return fn.apply(me,arguments);};},extend=function(child,parent){for(var key in parent){if(hasProp.call(parent,key))
child[key]=parent[key];}
function ctor(){this.constructor=child;}
ctor.prototype=parent.prototype;child.prototype=new ctor();child.__super__=parent.prototype;return child;},hasProp={}.hasOwnProperty;SelectParser=(function(){function SelectParser(){this.options_index=0;this.parsed=[];}
SelectParser.prototype.add_node=function(child){if(child.nodeName.toUpperCase()==="OPTGROUP"){return this.add_group(child);}
else{return this.add_option(child);}};SelectParser.prototype.add_group=function(group){var group_position,i,len,option,ref,results1;group_position=this.parsed.length;this.parsed.push({array_index:group_position,group:true,label:group.label,title:group.title? group.title:void 0,children:0,disabled:group.disabled,classes:group.className});ref=group.childNodes;results1=[];for(i=0,len=ref.length;i<len;i++){option=ref[i];results1.push(this.add_option(option,group_position,group.disabled));}
return results1;};SelectParser.prototype.add_option=function(option,group_position,group_disabled){if(option.nodeName.toUpperCase()==="OPTION"){if(option.text!==""){if(group_position!=null){this.parsed[group_position].children+=1;}
this.parsed.push({array_index:this.parsed.length,options_index:this.options_index,value:option.value,text:option.text,html:option.innerHTML,title:option.title? option.title:void 0,selected:option.selected,disabled:group_disabled===true? group_disabled:option.disabled,group_array_index:group_position,group_label:group_position!=null? this.parsed[group_position].label:null,classes:option.className,style:option.style.cssText});}
else{this.parsed.push({array_index:this.parsed.length,options_index:this.options_index,empty:true});}
return this.options_index+=1;}};return SelectParser;})();SelectParser.select_to_array=function(select){var child,i,len,parser,ref;parser=new SelectParser();ref=select.childNodes;for(i=0,len=ref.length;i<len;i++){child=ref[i];parser.add_node(child);}
return parser.parsed;};AbstractChosen=(function(){function AbstractChosen(form_field,options1){this.form_field=form_field;this.options=options1!=null? options1:{};this.label_click_handler=bind(this.label_click_handler,this);if(!AbstractChosen.browser_is_supported()){return;}
this.is_multiple=this.form_field.multiple;this.set_default_text();this.set_default_values();this.setup();this.set_up_html();this.register_observers();this.on_ready();}
AbstractChosen.prototype.set_default_values=function(){this.click_test_action=(function(_this){return function(evt){return _this.test_active_click(evt);};})(this);this.activate_action=(function(_this){return function(evt){return _this.activate_field(evt);};})(this);this.active_field=false;this.mouse_on_container=false;this.results_showing=false;this.result_highlighted=null;this.is_rtl=this.options.rtl||/\bchosen-rtl\b/.test(this.form_field.className);this.allow_single_deselect=(this.options.allow_single_deselect!=null)&&(this.form_field.options[0]!=null)&&this.form_field.options[0].text===""? this.options.allow_single_deselect:false;this.disable_search_threshold=this.options.disable_search_threshold||0;this.disable_search=this.options.disable_search||false;this.enable_split_word_search=this.options.enable_split_word_search!=null? this.options.enable_split_word_search:true;this.group_search=this.options.group_search!=null? this.options.group_search:true;this.search_contains=this.options.search_contains||false;this.single_backstroke_delete=this.options.single_backstroke_delete!=null? this.options.single_backstroke_delete:true;this.max_selected_options=this.options.max_selected_options||Infinity;this.inherit_select_classes=this.options.inherit_select_classes||false;this.display_selected_options=this.options.display_selected_options!=null? this.options.display_selected_options:true;this.display_disabled_options=this.options.display_disabled_options!=null? this.options.display_disabled_options:true;this.include_group_label_in_selected=this.options.include_group_label_in_selected||false;this.max_shown_results=this.options.max_shown_results||Number.POSITIVE_INFINITY;this.case_sensitive_search=this.options.case_sensitive_search||false;return this.hide_results_on_select=this.options.hide_results_on_select!=null? this.options.hide_results_on_select:true;};AbstractChosen.prototype.set_default_text=function(){if(this.form_field.getAttribute("data-placeholder")){this.default_text=this.form_field.getAttribute("data-placeholder");}
else if(this.is_multiple){this.default_text=this.options.placeholder_text_multiple||this.options.placeholder_text||AbstractChosen.default_multiple_text;}
else{this.default_text=this.options.placeholder_text_single||this.options.placeholder_text||AbstractChosen.default_single_text;}
this.default_text=this.escape_html(this.default_text);return this.results_none_found=this.form_field.getAttribute("data-no_results_text")||this.options.no_results_text||AbstractChosen.default_no_result_text;};AbstractChosen.prototype.choice_label=function(item){if(this.include_group_label_in_selected&&(item.group_label!=null)){return "<b class='group-name'>"+item.group_label+"</b>"+item.html;}
else{return item.html;}};AbstractChosen.prototype.mouse_enter=function(){return this.mouse_on_container=true;};AbstractChosen.prototype.mouse_leave=function(){return this.mouse_on_container=false;};AbstractChosen.prototype.input_focus=function(evt){if(this.is_multiple){if(!this.active_field){return setTimeout(((function(_this){return function(){return _this.container_mousedown();};})(this)),50);}}
else{if(!this.active_field){return this.activate_field();}}};AbstractChosen.prototype.input_blur=function(evt){if(!this.mouse_on_container){this.active_field=false;return setTimeout(((function(_this){return function(){return _this.blur_test();};})(this)),100);}};AbstractChosen.prototype.label_click_handler=function(evt){if(this.is_multiple){return this.container_mousedown(evt);}
else{return this.activate_field();}};AbstractChosen.prototype.results_option_build=function(options){var content,data,data_content,i,len,ref,shown_results;content='';shown_results=0;ref=this.results_data;for(i=0,len=ref.length;i<len;i++){data=ref[i];data_content='';if(data.group){data_content=this.result_add_group(data);}
else{data_content=this.result_add_option(data);}
if(data_content!==''){shown_results++;content+=data_content;}
if(options!=null? options.first:void 0){if(data.selected&&this.is_multiple){this.choice_build(data);}
else if(data.selected&&!this.is_multiple){this.single_set_selected_text(this.choice_label(data));}}
if(shown_results>=this.max_shown_results){break;}}
return content;};AbstractChosen.prototype.result_add_option=function(option){var classes,option_el;if(!option.search_match){return '';}
if(!this.include_option_in_results(option)){return '';}
classes=[];if(!option.disabled&&!(option.selected&&this.is_multiple)){classes.push("active-result");}
if(option.disabled&&!(option.selected&&this.is_multiple)){classes.push("disabled-result");}
if(option.selected){classes.push("result-selected");}
if(option.group_array_index!=null){classes.push("group-option");}
if(option.classes!==""){classes.push(option.classes);}
option_el=document.createElement("li");option_el.className=classes.join(" ");option_el.style.cssText=option.style;option_el.setAttribute("data-option-array-index",option.array_index);option_el.innerHTML=option.highlighted_html||option.html;if(option.title){option_el.title=option.title;}
return this.outerHTML(option_el);};AbstractChosen.prototype.result_add_group=function(group){var classes,group_el;if(!(group.search_match||group.group_match)){return '';}
if(!(group.active_options>0)){return '';}
classes=[];classes.push("group-result");if(group.classes){classes.push(group.classes);}
group_el=document.createElement("li");group_el.className=classes.join(" ");group_el.innerHTML=group.highlighted_html||this.escape_html(group.label);if(group.title){group_el.title=group.title;}
return this.outerHTML(group_el);};AbstractChosen.prototype.results_update_field=function(){this.set_default_text();if(!this.is_multiple){this.results_reset_cleanup();}
this.result_clear_highlight();this.results_build();if(this.results_showing){return this.winnow_results();}};AbstractChosen.prototype.reset_single_select_options=function(){var i,len,ref,result,results1;ref=this.results_data;results1=[];for(i=0,len=ref.length;i<len;i++){result=ref[i];if(result.selected){results1.push(result.selected=false);}
else{results1.push(void 0);}}
return results1;};AbstractChosen.prototype.results_toggle=function(){if(this.results_showing){return this.results_hide();}
else{return this.results_show();}};AbstractChosen.prototype.results_search=function(evt){if(this.results_showing){return this.winnow_results();}
else{return this.results_show();}};AbstractChosen.prototype.winnow_results=function(){var escapedQuery,fix,i,len,option,prefix,query,ref,regex,results,results_group,search_match,startpos,suffix,text;this.no_results_clear();results=0;query=this.get_search_text();escapedQuery=query.replace(/[-[\]{}()*+?.,\\^$|#\s]/g,"\\$&");regex=this.get_search_regex(escapedQuery);ref=this.results_data;for(i=0,len=ref.length;i<len;i++){option=ref[i];option.search_match=false;results_group=null;search_match=null;option.highlighted_html='';if(this.include_option_in_results(option)){if(option.group){option.group_match=false;option.active_options=0;}
if((option.group_array_index!=null)&&this.results_data[option.group_array_index]){results_group=this.results_data[option.group_array_index];if(results_group.active_options===0&&results_group.search_match){results+=1;}
results_group.active_options+=1;}
text=option.group? option.label:option.text;if(!(option.group&&!this.group_search)){search_match=this.search_string_match(text,regex);option.search_match=search_match!=null;if(option.search_match&&!option.group){results+=1;}
if(option.search_match){if(query.length){startpos=search_match.index;prefix=text.slice(0,startpos);fix=text.slice(startpos,startpos+query.length);suffix=text.slice(startpos+query.length);option.highlighted_html=(this.escape_html(prefix))+"<em>"+(this.escape_html(fix))+"</em>"+(this.escape_html(suffix));}
if(results_group!=null){results_group.group_match=true;}}
else if((option.group_array_index!=null)&&this.results_data[option.group_array_index].search_match){option.search_match=true;}}}}
this.result_clear_highlight();if(results<1&&query.length){this.update_results_content("");return this.no_results(query);}
else{this.update_results_content(this.results_option_build());return this.winnow_results_set_highlight();}};AbstractChosen.prototype.get_search_regex=function(escaped_search_string){var regex_flag,regex_string;regex_string=this.search_contains? escaped_search_string:"(^|\\s|\\b)"+escaped_search_string+"[^\\s]*";if(!(this.enable_split_word_search||this.search_contains)){regex_string="^"+regex_string;}
regex_flag=this.case_sensitive_search? "":"i";return new RegExp(regex_string,regex_flag);};AbstractChosen.prototype.search_string_match=function(search_string,regex){var match;match=regex.exec(search_string);if(!this.search_contains&&(match!=null? match[1]:void 0)){match.index+=1;}
return match;};AbstractChosen.prototype.choices_count=function(){var i,len,option,ref;if(this.selected_option_count!=null){return this.selected_option_count;}
this.selected_option_count=0;ref=this.form_field.options;for(i=0,len=ref.length;i<len;i++){option=ref[i];if(option.selected){this.selected_option_count+=1;}}
return this.selected_option_count;};AbstractChosen.prototype.choices_click=function(evt){evt.preventDefault();this.activate_field();if(!(this.results_showing||this.is_disabled)){return this.results_show();}};AbstractChosen.prototype.keydown_checker=function(evt){var ref,stroke;stroke=(ref=evt.which)!=null? ref:evt.keyCode;this.search_field_scale();if(stroke!==8&&this.pending_backstroke){this.clear_backstroke();}
switch(stroke){case 8:this.backstroke_length=this.get_search_field_value().length;break;case 9:if(this.results_showing&&!this.is_multiple){this.result_select(evt);}
this.mouse_on_container=false;break;case 13:if(this.results_showing){evt.preventDefault();}
break;case 27:if(this.results_showing){evt.preventDefault();}
break;case 32:if(this.disable_search){evt.preventDefault();}
break;case 38:evt.preventDefault();this.keyup_arrow();break;case 40:evt.preventDefault();this.keydown_arrow();break;}};AbstractChosen.prototype.keyup_checker=function(evt){var ref,stroke;stroke=(ref=evt.which)!=null? ref:evt.keyCode;this.search_field_scale();switch(stroke){case 8:if(this.is_multiple&&this.backstroke_length<1&&this.choices_count()>0){this.keydown_backstroke();}
else if(!this.pending_backstroke){this.result_clear_highlight();this.results_search();}
break;case 13:evt.preventDefault();if(this.results_showing){this.result_select(evt);}
break;case 27:if(this.results_showing){this.results_hide();}
break;case 9:case 16:case 17:case 18:case 38:case 40:case 91:break;default:this.results_search();break;}};AbstractChosen.prototype.clipboard_event_checker=function(evt){if(this.is_disabled){return;}
return setTimeout(((function(_this){return function(){return _this.results_search();};})(this)),50);};AbstractChosen.prototype.container_width=function(){if(this.options.width!=null){return this.options.width;}
else{return this.form_field.offsetWidth+"px";}};AbstractChosen.prototype.include_option_in_results=function(option){if(this.is_multiple&&(!this.display_selected_options&&option.selected)){return false;}
if(!this.display_disabled_options&&option.disabled){return false;}
if(option.empty){return false;}
return true;};AbstractChosen.prototype.search_results_touchstart=function(evt){this.touch_started=true;return this.search_results_mouseover(evt);};AbstractChosen.prototype.search_results_touchmove=function(evt){this.touch_started=false;return this.search_results_mouseout(evt);};AbstractChosen.prototype.search_results_touchend=function(evt){if(this.touch_started){return this.search_results_mouseup(evt);}};AbstractChosen.prototype.outerHTML=function(element){var tmp;if(element.outerHTML){return element.outerHTML;}
tmp=document.createElement("div");tmp.appendChild(element);return tmp.innerHTML;};AbstractChosen.prototype.get_single_html=function(){return "<a class=\"chosen-single chosen-default\">\n  <span>"+this.default_text+"</span>\n  <div><b></b></div>\n</a>\n<div class=\"chosen-drop\">\n  <div class=\"chosen-search\">\n    <input class=\"chosen-search-input\" type=\"text\" autocomplete=\"off\" />\n  </div>\n  <ul class=\"chosen-results\"></ul>\n</div>";};AbstractChosen.prototype.get_multi_html=function(){return "<ul class=\"chosen-choices\">\n  <li class=\"search-field\">\n    <input class=\"chosen-search-input\" type=\"text\" autocomplete=\"off\" value=\""+this.default_text+"\" />\n  </li>\n</ul>\n<div class=\"chosen-drop\">\n  <ul class=\"chosen-results\"></ul>\n</div>";};AbstractChosen.prototype.get_no_results_html=function(terms){return "<li class=\"no-results\">\n  "+this.results_none_found+" <span>"+(this.escape_html(terms))+"</span>\n</li>";};AbstractChosen.browser_is_supported=function(){if("Microsoft Internet Explorer"===window.navigator.appName){return document.documentMode>=8;}
if(/iP(od|hone)/i.test(window.navigator.userAgent)||/IEMobile/i.test(window.navigator.userAgent)||/Windows Phone/i.test(window.navigator.userAgent)||/BlackBerry/i.test(window.navigator.userAgent)||/BB10/i.test(window.navigator.userAgent)||/Android.*Mobile/i.test(window.navigator.userAgent)){return false;}
return true;};AbstractChosen.default_multiple_text="Select Some Options";AbstractChosen.default_single_text="Select an Option";AbstractChosen.default_no_result_text="No results match";return AbstractChosen;})();$=jQuery;$.fn.extend({chosen:function(options){if(!AbstractChosen.browser_is_supported()){return this;}
return this.each(function(input_field){var $this,chosen;$this=$(this);chosen=$this.data('chosen');if(options==='destroy'){if(chosen instanceof Chosen){chosen.destroy();}
return;}
if(!(chosen instanceof Chosen)){$this.data('chosen',new Chosen(this,options));}});}});Chosen=(function(superClass){extend(Chosen,superClass);function Chosen(){return Chosen.__super__.constructor.apply(this,arguments);}
Chosen.prototype.setup=function(){this.form_field_jq=$(this.form_field);return this.current_selectedIndex=this.form_field.selectedIndex;};Chosen.prototype.set_up_html=function(){var container_classes,container_props;container_classes=["chosen-container"];container_classes.push("chosen-container-"+(this.is_multiple? "multi":"single"));if(this.inherit_select_classes&&this.form_field.className){container_classes.push(this.form_field.className);}
if(this.is_rtl){container_classes.push("chosen-rtl");}
container_props={'class':container_classes.join(' '),'title':this.form_field.title};if(this.form_field.id.length){container_props.id=this.form_field.id.replace(/[^\w]/g,'_')+"_chosen";}
this.container=$("<div />",container_props);this.container.width(this.container_width());if(this.is_multiple){this.container.html(this.get_multi_html());}
else{this.container.html(this.get_single_html());}
this.form_field_jq.hide().after(this.container);this.dropdown=this.container.find('div.chosen-drop').first();this.search_field=this.container.find('input').first();this.search_results=this.container.find('ul.chosen-results').first();this.search_field_scale();this.search_no_results=this.container.find('li.no-results').first();if(this.is_multiple){this.search_choices=this.container.find('ul.chosen-choices').first();this.search_container=this.container.find('li.search-field').first();}
else{this.search_container=this.container.find('div.chosen-search').first();this.selected_item=this.container.find('.chosen-single').first();}
this.results_build();this.set_tab_index();return this.set_label_behavior();};Chosen.prototype.on_ready=function(){return this.form_field_jq.trigger("chosen:ready",{chosen:this});};Chosen.prototype.register_observers=function(){this.container.on('touchstart.chosen',(function(_this){return function(evt){_this.container_mousedown(evt);};})(this));this.container.on('touchend.chosen',(function(_this){return function(evt){_this.container_mouseup(evt);};})(this));this.container.on('mousedown.chosen',(function(_this){return function(evt){_this.container_mousedown(evt);};})(this));this.container.on('mouseup.chosen',(function(_this){return function(evt){_this.container_mouseup(evt);};})(this));this.container.on('mouseenter.chosen',(function(_this){return function(evt){_this.mouse_enter(evt);};})(this));this.container.on('mouseleave.chosen',(function(_this){return function(evt){_this.mouse_leave(evt);};})(this));this.search_results.on('mouseup.chosen',(function(_this){return function(evt){_this.search_results_mouseup(evt);};})(this));this.search_results.on('mouseover.chosen',(function(_this){return function(evt){_this.search_results_mouseover(evt);};})(this));this.search_results.on('mouseout.chosen',(function(_this){return function(evt){_this.search_results_mouseout(evt);};})(this));this.search_results.on('mousewheel.chosen DOMMouseScroll.chosen',(function(_this){return function(evt){_this.search_results_mousewheel(evt);};})(this));this.search_results.on('touchstart.chosen',(function(_this){return function(evt){_this.search_results_touchstart(evt);};})(this));this.search_results.on('touchmove.chosen',(function(_this){return function(evt){_this.search_results_touchmove(evt);};})(this));this.search_results.on('touchend.chosen',(function(_this){return function(evt){_this.search_results_touchend(evt);};})(this));this.form_field_jq.on("chosen:updated.chosen",(function(_this){return function(evt){_this.results_update_field(evt);};})(this));this.form_field_jq.on("chosen:activate.chosen",(function(_this){return function(evt){_this.activate_field(evt);};})(this));this.form_field_jq.on("chosen:open.chosen",(function(_this){return function(evt){_this.container_mousedown(evt);};})(this));this.form_field_jq.on("chosen:close.chosen",(function(_this){return function(evt){_this.close_field(evt);};})(this));this.search_field.on('blur.chosen',(function(_this){return function(evt){_this.input_blur(evt);};})(this));this.search_field.on('keyup.chosen',(function(_this){return function(evt){_this.keyup_checker(evt);};})(this));this.search_field.on('keydown.chosen',(function(_this){return function(evt){_this.keydown_checker(evt);};})(this));this.search_field.on('focus.chosen',(function(_this){return function(evt){_this.input_focus(evt);};})(this));this.search_field.on('cut.chosen',(function(_this){return function(evt){_this.clipboard_event_checker(evt);};})(this));this.search_field.on('paste.chosen',(function(_this){return function(evt){_this.clipboard_event_checker(evt);};})(this));if(this.is_multiple){return this.search_choices.on('click.chosen',(function(_this){return function(evt){_this.choices_click(evt);};})(this));}
else{return this.container.on('click.chosen',function(evt){evt.preventDefault();});}};Chosen.prototype.destroy=function(){$(this.container[0].ownerDocument).off('click.chosen',this.click_test_action);if(this.form_field_label.length>0){this.form_field_label.off('click.chosen');}
if(this.search_field[0].tabIndex){this.form_field_jq[0].tabIndex=this.search_field[0].tabIndex;}
this.container.remove();this.form_field_jq.removeData('chosen');return this.form_field_jq.show();};Chosen.prototype.search_field_disabled=function(){this.is_disabled=this.form_field.disabled||this.form_field_jq.parents('fieldset').is(':disabled');this.container.toggleClass('chosen-disabled',this.is_disabled);this.search_field[0].disabled=this.is_disabled;if(!this.is_multiple){this.selected_item.off('focus.chosen',this.activate_field);}
if(this.is_disabled){return this.close_field();}
else if(!this.is_multiple){return this.selected_item.on('focus.chosen',this.activate_field);}};Chosen.prototype.container_mousedown=function(evt){var ref;if(this.is_disabled){return;}
if(evt&&((ref=evt.type)==='mousedown'||ref==='touchstart')&&!this.results_showing){evt.preventDefault();}
if(!((evt!=null)&&($(evt.target)).hasClass("search-choice-close"))){if(!this.active_field){if(this.is_multiple){this.search_field.val("");}
$(this.container[0].ownerDocument).on('click.chosen',this.click_test_action);this.results_show();}
else if(!this.is_multiple&&evt&&(($(evt.target)[0]===this.selected_item[0])||$(evt.target).parents("a.chosen-single").length)){evt.preventDefault();this.results_toggle();}
return this.activate_field();}};Chosen.prototype.container_mouseup=function(evt){if(evt.target.nodeName==="ABBR"&&!this.is_disabled){return this.results_reset(evt);}};Chosen.prototype.search_results_mousewheel=function(evt){var delta;if(evt.originalEvent){delta=evt.originalEvent.deltaY||-evt.originalEvent.wheelDelta||evt.originalEvent.detail;}
if(delta!=null){evt.preventDefault();if(evt.type==='DOMMouseScroll'){delta=delta*40;}
return this.search_results.scrollTop(delta+this.search_results.scrollTop());}};Chosen.prototype.blur_test=function(evt){if(!this.active_field&&this.container.hasClass("chosen-container-active")){return this.close_field();}};Chosen.prototype.close_field=function(){$(this.container[0].ownerDocument).off("click.chosen",this.click_test_action);this.active_field=false;this.results_hide();this.container.removeClass("chosen-container-active");this.clear_backstroke();this.show_search_field_default();this.search_field_scale();return this.search_field.blur();};Chosen.prototype.activate_field=function(){if(this.is_disabled){return;}
this.container.addClass("chosen-container-active");this.active_field=true;this.search_field.val(this.search_field.val());return this.search_field.focus();};Chosen.prototype.test_active_click=function(evt){var active_container;active_container=$(evt.target).closest('.chosen-container');if(active_container.length&&this.container[0]===active_container[0]){return this.active_field=true;}
else{return this.close_field();}};Chosen.prototype.results_build=function(){this.parsing=true;this.selected_option_count=null;this.results_data=SelectParser.select_to_array(this.form_field);if(this.is_multiple){this.search_choices.find("li.search-choice").remove();}
else if(!this.is_multiple){this.single_set_selected_text();if(this.disable_search||this.form_field.options.length<=this.disable_search_threshold){this.search_field[0].readOnly=true;this.container.addClass("chosen-container-single-nosearch");}
else{this.search_field[0].readOnly=false;this.container.removeClass("chosen-container-single-nosearch");}}
this.update_results_content(this.results_option_build({first:true}));this.search_field_disabled();this.show_search_field_default();this.search_field_scale();return this.parsing=false;};Chosen.prototype.result_do_highlight=function(el){var high_bottom,high_top,maxHeight,visible_bottom,visible_top;if(el.length){this.result_clear_highlight();this.result_highlight=el;this.result_highlight.addClass("highlighted");maxHeight=parseInt(this.search_results.css("maxHeight"),10);visible_top=this.search_results.scrollTop();visible_bottom=maxHeight+visible_top;high_top=this.result_highlight.position().top+this.search_results.scrollTop();high_bottom=high_top+this.result_highlight.outerHeight();if(high_bottom>=visible_bottom){return this.search_results.scrollTop((high_bottom-maxHeight)>0? high_bottom-maxHeight:0);}
else if(high_top<visible_top){return this.search_results.scrollTop(high_top);}}};Chosen.prototype.result_clear_highlight=function(){if(this.result_highlight){this.result_highlight.removeClass("highlighted");}
return this.result_highlight=null;};Chosen.prototype.results_show=function(){if(this.is_multiple&&this.max_selected_options<=this.choices_count()){this.form_field_jq.trigger("chosen:maxselected",{chosen:this});return false;}
this.container.addClass("chosen-with-drop");this.results_showing=true;this.search_field.focus();this.search_field.val(this.get_search_field_value());this.winnow_results();return this.form_field_jq.trigger("chosen:showing_dropdown",{chosen:this});};Chosen.prototype.update_results_content=function(content){return this.search_results.html(content);};Chosen.prototype.results_hide=function(){if(this.results_showing){this.result_clear_highlight();this.container.removeClass("chosen-with-drop");this.form_field_jq.trigger("chosen:hiding_dropdown",{chosen:this});}
return this.results_showing=false;};Chosen.prototype.set_tab_index=function(el){var ti;if(this.form_field.tabIndex){ti=this.form_field.tabIndex;this.form_field.tabIndex=-1;return this.search_field[0].tabIndex=ti;}};Chosen.prototype.set_label_behavior=function(){this.form_field_label=this.form_field_jq.parents("label");if(!this.form_field_label.length&&this.form_field.id.length){this.form_field_label=$("label[for='"+this.form_field.id+"']");}
if(this.form_field_label.length>0){return this.form_field_label.on('click.chosen',this.label_click_handler);}};Chosen.prototype.show_search_field_default=function(){if(this.is_multiple&&this.choices_count()<1&&!this.active_field){this.search_field.val(this.default_text);return this.search_field.addClass("default");}
else{this.search_field.val("");return this.search_field.removeClass("default");}};Chosen.prototype.search_results_mouseup=function(evt){var target;target=$(evt.target).hasClass("active-result")? $(evt.target):$(evt.target).parents(".active-result").first();if(target.length){this.result_highlight=target;this.result_select(evt);return this.search_field.focus();}};Chosen.prototype.search_results_mouseover=function(evt){var target;target=$(evt.target).hasClass("active-result")? $(evt.target):$(evt.target).parents(".active-result").first();if(target){return this.result_do_highlight(target);}};Chosen.prototype.search_results_mouseout=function(evt){if($(evt.target).hasClass("active-result")||$(evt.target).parents('.active-result').first()){return this.result_clear_highlight();}};Chosen.prototype.choice_build=function(item){var choice,close_link;choice=$('<li />',{"class":"search-choice"}).html("<span>"+(this.choice_label(item))+"</span>");if(item.disabled){choice.addClass('search-choice-disabled');}
else{close_link=$('<a />',{"class":'search-choice-close','data-option-array-index':item.array_index});close_link.on('click.chosen',(function(_this){return function(evt){return _this.choice_destroy_link_click(evt);};})(this));choice.append(close_link);}
return this.search_container.before(choice);};Chosen.prototype.choice_destroy_link_click=function(evt){evt.preventDefault();evt.stopPropagation();if(!this.is_disabled){return this.choice_destroy($(evt.target));}};Chosen.prototype.choice_destroy=function(link){if(this.result_deselect(link[0].getAttribute("data-option-array-index"))){if(this.active_field){this.search_field.focus();}
else{this.show_search_field_default();}
if(this.is_multiple&&this.choices_count()>0&&this.get_search_field_value().length<1){this.results_hide();}
link.parents('li').first().remove();return this.search_field_scale();}};Chosen.prototype.results_reset=function(){this.reset_single_select_options();this.form_field.options[0].selected=true;this.single_set_selected_text();this.show_search_field_default();this.results_reset_cleanup();this.trigger_form_field_change();if(this.active_field){return this.results_hide();}};Chosen.prototype.results_reset_cleanup=function(){this.current_selectedIndex=this.form_field.selectedIndex;return this.selected_item.find("abbr").remove();};Chosen.prototype.result_select=function(evt){var high,item;if(this.result_highlight){high=this.result_highlight;this.result_clear_highlight();if(this.is_multiple&&this.max_selected_options<=this.choices_count()){this.form_field_jq.trigger("chosen:maxselected",{chosen:this});return false;}
if(this.is_multiple){high.removeClass("active-result");}
else{this.reset_single_select_options();}
high.addClass("result-selected");item=this.results_data[high[0].getAttribute("data-option-array-index")];item.selected=true;this.form_field.options[item.options_index].selected=true;this.selected_option_count=null;this.search_field.val("");if(this.is_multiple){this.choice_build(item);}
else{this.single_set_selected_text(this.choice_label(item));}
if(this.is_multiple&&(!this.hide_results_on_select||(evt.metaKey||evt.ctrlKey))){this.winnow_results();}
else{this.results_hide();this.show_search_field_default();}
if(this.is_multiple||this.form_field.selectedIndex!==this.current_selectedIndex){this.trigger_form_field_change({selected:this.form_field.options[item.options_index].value});}
this.current_selectedIndex=this.form_field.selectedIndex;evt.preventDefault();return this.search_field_scale();}};Chosen.prototype.single_set_selected_text=function(text){if(text==null){text=this.default_text;}
if(text===this.default_text){this.selected_item.addClass("chosen-default");}
else{this.single_deselect_control_build();this.selected_item.removeClass("chosen-default");}
return this.selected_item.find("span").html(text);};Chosen.prototype.result_deselect=function(pos){var result_data;result_data=this.results_data[pos];if(!this.form_field.options[result_data.options_index].disabled){result_data.selected=false;this.form_field.options[result_data.options_index].selected=false;this.selected_option_count=null;this.result_clear_highlight();if(this.results_showing){this.winnow_results();}
this.trigger_form_field_change({deselected:this.form_field.options[result_data.options_index].value});this.search_field_scale();return true;}
else{return false;}};Chosen.prototype.single_deselect_control_build=function(){if(!this.allow_single_deselect){return;}
if(!this.selected_item.find("abbr").length){this.selected_item.find("span").first().after("<abbr class=\"search-choice-close\"></abbr>");}
return this.selected_item.addClass("chosen-single-with-deselect");};Chosen.prototype.get_search_field_value=function(){return this.search_field.val();};Chosen.prototype.get_search_text=function(){return $.trim(this.get_search_field_value());};Chosen.prototype.escape_html=function(text){return $('<div/>').text(text).html();};Chosen.prototype.winnow_results_set_highlight=function(){var do_high,selected_results;selected_results=!this.is_multiple? this.search_results.find(".result-selected.active-result"):[];do_high=selected_results.length? selected_results.first():this.search_results.find(".active-result").first();if(do_high!=null){return this.result_do_highlight(do_high);}};Chosen.prototype.no_results=function(terms){var no_results_html;no_results_html=this.get_no_results_html(terms);this.search_results.append(no_results_html);return this.form_field_jq.trigger("chosen:no_results",{chosen:this});};Chosen.prototype.no_results_clear=function(){return this.search_results.find(".no-results").remove();};Chosen.prototype.keydown_arrow=function(){var next_sib;if(this.results_showing&&this.result_highlight){next_sib=this.result_highlight.nextAll("li.active-result").first();if(next_sib){return this.result_do_highlight(next_sib);}}
else{return this.results_show();}};Chosen.prototype.keyup_arrow=function(){var prev_sibs;if(!this.results_showing&&!this.is_multiple){return this.results_show();}
else if(this.result_highlight){prev_sibs=this.result_highlight.prevAll("li.active-result");if(prev_sibs.length){return this.result_do_highlight(prev_sibs.first());}
else{if(this.choices_count()>0){this.results_hide();}
return this.result_clear_highlight();}}};Chosen.prototype.keydown_backstroke=function(){var next_available_destroy;if(this.pending_backstroke){this.choice_destroy(this.pending_backstroke.find("a").first());return this.clear_backstroke();}
else{next_available_destroy=this.search_container.siblings("li.search-choice").last();if(next_available_destroy.length&&!next_available_destroy.hasClass("search-choice-disabled")){this.pending_backstroke=next_available_destroy;if(this.single_backstroke_delete){return this.keydown_backstroke();}
else{return this.pending_backstroke.addClass("search-choice-focus");}}}};Chosen.prototype.clear_backstroke=function(){if(this.pending_backstroke){this.pending_backstroke.removeClass("search-choice-focus");}
return this.pending_backstroke=null;};Chosen.prototype.search_field_scale=function(){var div,i,len,style,style_block,styles,width;if(!this.is_multiple){return;}
style_block={position:'absolute',left:'-1000px',top:'-1000px',display:'none',whiteSpace:'pre'};styles=['fontSize','fontStyle','fontWeight','fontFamily','lineHeight','textTransform','letterSpacing'];for(i=0,len=styles.length;i<len;i++){style=styles[i];style_block[style]=this.search_field.css(style);}
div=$('<div />').css(style_block);div.text(this.get_search_field_value());$('body').append(div);width=div.width()+25;div.remove();if(this.container.is(':visible')){width=Math.min(this.container.outerWidth()-10,width);}
return this.search_field.width(width);};Chosen.prototype.trigger_form_field_change=function(extra){this.form_field_jq.trigger("input",extra);return this.form_field_jq.trigger("change",extra);};return Chosen;})(AbstractChosen);}).call(this);