(function($){function easydropdown(){this.isfield=true,this.down=false,this.infocus=false,this.disabled=false,this.cutoff=false,this.haslabel=false,this.keyboardmode=false,this.nativetouch=true,this.wrapperclass='dropdown',this.onchange=null;};easydropdown.prototype={constructor:easydropdown,instances:[],init:function(domnode,settings){var self=this;$.extend(self,settings);self.$select=$(domnode);self.id=domnode.id;self.options=[];self.$options=self.$select.find('option');self.istouch='ontouchend'in document;self.$select.removeclass(self.wrapperclass+' dropdown');if(self.$select.is(':disabled')){self.disabled=true;};if(self.$options.length){self.$options.each(function(i){var $option=$(this);if($option.is(':selected')){self.selected={index:i,title:$option.text()}
self.focusindex=i;};if($option.hasclass('label')&&i==0){self.haslabel=true;self.label=$option.text();$option.attr('value','');}else{self.options.push({domnode:$option[0],title:$option.text(),value:$option.val(),selected:$option.is(':selected')});};});if(!self.selected){self.selected={index:0,title:self.$options.eq(0).text()}
self.focusindex=0;};self.render();};},render:function(){var self=this,touchclass=self.istouch&&self.nativetouch?' touch':'',disabledclass=self.disabled?' disabled':'';self.$container=self.$select.wrap('<div class="'+self.wrapperclass+touchclass+disabledclass+'"><span class="old"/></div>').parent().parent();self.$active=$('<span class="selected">'+self.selected.title+'</span>').appendto(self.$container);self.$carat=$('<span class="carat"/>').appendto(self.$container);self.$scrollwrapper=$('<div><ul/></div>').appendto(self.$container);self.$dropdown=self.$scrollwrapper.find('ul');self.$form=self.$container.closest('form');$.each(self.options,function(){var option=this,active=option.selected?' class="active"':'';self.$dropdown.append('<li'+active+'>'+option.title+'</li>');});self.$items=self.$dropdown.find('li');self.maxheight=0;if(self.cutoff&&self.$items.length>self.cutoff)self.$container.addclass('scrollable');for(i=0;i<self.$items.length;i++){var $item=self.$items.eq(i);self.maxheight+=$item.outerheight();if(self.cutoff==i+1){break;};};if(self.istouch&&self.nativetouch){self.bindtouchhandlers();}else{self.bindhandlers();};},bindtouchhandlers:function(){var self=this;self.$container.on('click.easydropdown',function(){self.$select.focus();});self.$select.on({change:function(){var $selected=$(this).find('option:selected'),title=$selected.text(),value=$selected.val();self.$active.text(title);if(typeof self.onchange==='function'){self.onchange.call(self.$select[0],{title:title,value:value});};},focus:function(){self.$container.addclass('focus');},blur:function(){self.$container.removeclass('focus');}});},bindhandlers:function(){var self=this;self.query='';self.$container.on({'click.easydropdown':function(){if(!self.down&&!self.disabled){self.open();}else{self.close();};},'mousemove.easydropdown':function(){if(self.keyboardmode){self.keyboardmode=false;};}});$('body').on('click.easydropdown.'+self.id,function(e){var $target=$(e.target),classnames=self.wrapperclass.split(' ').join('.');if(!$target.closest('.'+classnames).length&&self.down){self.close();};});self.$items.on({'click.easydropdown':function(){var index=$(this).index();self.select(index);self.$select.focus();},'mouseover.easydropdown':function(){if(!self.keyboardmode){var $t=$(this);$t.addclass('focus').siblings().removeclass('focus');self.focusindex=$t.index();};},'mouseout.easydropdown':function(){if(!self.keyboardmode){$(this).removeclass('focus');};}});self.$select.on({'focus.easydropdown':function(){self.$container.addclass('focus');self.infocus=true;},'blur.easydropdown':function(){self.$container.removeclass('focus');self.infocus=false;},'keydown.easydropdown':function(e){if(self.infocus){self.keyboardmode=true;var key=e.keycode;if(key==38||key==40||key==32){e.preventdefault();if(key==38){self.focusindex--
self.focusindex=self.focusindex<0?self.$items.length-1:self.focusindex;}else if(key==40){self.focusindex++
self.focusindex=self.focusindex>self.$items.length-1?0:self.focusindex;};if(!self.down){self.open();};self.$items.removeclass('focus').eq(self.focusindex).addclass('focus');if(self.cutoff){self.scrolltoview();};self.query='';};if(self.down){if(key==9||key==27){self.close();}else if(key==13){e.preventdefault();self.select(self.focusindex);self.close();return false;}else if(key==8){e.preventdefault();self.query=self.query.slice(0,-1);self.search();cleartimeout(self.resetquery);return false;}else if(key!=38&&key!=40){var letter=string.fromcharcode(key);self.query+=letter;self.search();cleartimeout(self.resetquery);};};};},'keyup.easydropdown':function(){self.resetquery=settimeout(function(){self.query='';},1200);}});self.$dropdown.on('scroll.easydropdown',function(e){if(self.$dropdown[0].scrolltop>=self.$dropdown[0].scrollheight-self.maxheight){self.$container.addclass('bottom');}else{self.$container.removeclass('bottom');};});if(self.$form.length){self.$form.on('reset.easydropdown',function(){var active=self.haslabel?self.label:self.options[0].title;self.$active.text(active);});};},unbindhandlers:function(){var self=this;self.$container.add(self.$select).add(self.$items).add(self.$form).add(self.$dropdown).off('.easydropdown');$('body').off('.'+self.id);},open:function(){var self=this,scrolltop=window.scrolly||document.documentelement.scrolltop,scrollleft=window.scrollx||document.documentelement.scrollleft,scrolloffset=self.notinviewport(scrolltop);self.closeall();self.$select.focus();window.scrollto(scrollleft,scrolltop+scrolloffset);self.$container.addclass('open');self.$scrollwrapper.css('height',self.maxheight+'px');self.down=true;},close:function(){var self=this;self.$container.removeclass('open');self.$scrollwrapper.css('height','0px');self.focusindex=self.selected.index;self.query='';self.down=false;},closeall:function(){var self=this,instances=object.getprototypeof(self).instances;for(var key in instances){var instance=instances[key];instance.close();};},select:function(index){var self=this;if(typeof index==='string'){index=self.$select.find('option[value='+index+']').index()-1;};var option=self.options[index],selectindex=self.haslabel?index+1:index;self.$items.removeclass('active').eq(index).addclass('active');self.$active.text(option.title);self.$select.find('option').removeattr('selected').eq(selectindex).prop('selected',true).parent().trigger('change');self.selected={index:index,title:option.title};self.focusindex=i;if(typeof self.onchange==='function'){self.onchange.call(self.$select[0],{title:option.title,value:option.value});};},search:function(){var self=this,lock=function(i){self.focusindex=i;self.$items.removeclass('focus').eq(self.focusindex).addclass('focus');self.scrolltoview();},gettitle=function(i){return self.options[i].title.touppercase();};for(i=0;i<self.options.length;i++){var title=gettitle(i);if(title.indexof(self.query)==0){lock(i);return;};};for(i=0;i<self.options.length;i++){var title=gettitle(i);if(title.indexof(self.query)>-1){lock(i);break;};};},scrolltoview:function(){var self=this;if(self.focusindex>=self.cutoff){var $focusitem=self.$items.eq(self.focusindex),scroll=($focusitem.outerheight()*(self.focusindex+1))-self.maxheight;self.$dropdown.scrolltop(scroll);};},notinviewport:function(scrolltop){var self=this,range={min:scrolltop,max:scrolltop+(window.innerheight||document.documentelement.clientheight)},menubottom=self.$dropdown.offset().top+self.maxheight;if(menubottom>=range.min&&menubottom<=range.max){return 0;}else{return(menubottom-range.max)+5;};},destroy:function(){var self=this;self.unbindhandlers();self.$select.unwrap().siblings().remove();self.$select.unwrap();delete object.getprototypeof(self).instances[self.$select[0].id];},disable:function(){var self=this;self.disabled=true;self.$container.addclass('disabled');self.$select.attr('disabled',true);if(!self.down)self.close();},enable:function(){var self=this;self.disabled=false;self.$container.removeclass('disabled');self.$select.attr('disabled',false);}};var instantiate=function(domnode,settings){domnode.id=!domnode.id?'easydropdown'+rand():domnode.id;var instance=new easydropdown();if(!instance.instances[domnode.id]){instance.instances[domnode.id]=instance;instance.init(domnode,settings);};},rand=function(){return('00000'+(math.random()*16777216<<0).tostring(16)).substr(-6).touppercase();};$.fn.easydropdown=function(){var args=arguments,datareturn=[],eachreturn;eachreturn=this.each(function(){if(args&&typeof args[0]==='string'){var data=easydropdown.prototype.instances[this.id][args[0]](args[1],args[2]);if(data)datareturn.push(data);}else{instantiate(this,args[0]);};});if(datareturn.length){return datareturn.length>1?datareturn:datareturn[0];}else{return eachreturn;};};$(function(){if(typeof object.getprototypeof!=='function'){if(typeof 'test'.__proto__==='object'){object.getprototypeof=function(object){return object.__proto__;};}else{object.getprototypeof=function(object){return object.constructor.prototype;};};};$('select.dropdown').each(function(){var json=$(this).attr('data-settings');settings=json?$.parsejson(json):{};instantiate(this,settings);});});})(jquery);