!function(e,t,s){e.isMobile=/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent),e.isIframe=e.parent!=e.self&&location.host===parent.location.host;var a={},l=0,n=function(s,i){var l;return e.isMobile&&!i.mobile?!1:this===e?new n(s,i):("string"==typeof s&&"#"===s[0]&&(s=t.getElementById(s.substr(1))),(l=s.getAttribute("data-dkcacheid"))?(r.extend(a[l].data.settings,i),a[l]):"SELECT"===s.nodeName?this.init(s,i):void 0)},o=function(){},d={initialize:o,change:o,open:o,close:o,search:"strict"},r={hasClass:function(e,t){var s=new RegExp("(^|\\s+)"+t+"(\\s+|$)");return e&&s.test(e.className)},addClass:function(e,t){e&&!r.hasClass(e,t)&&(e.className+=" "+t)},removeClass:function(e,t){var s=new RegExp("(^|\\s+)"+t+"(\\s+|$)");e&&(e.className=e.className.replace(s," "))},toggleClass:function(e,t){var s=r.hasClass(e,t)?"remove":"add";r[s+"Class"](e,t)},extend:function(e){return Array.prototype.slice.call(arguments,1).forEach(function(t){if(t)for(var s in t)e[s]=t[s]}),e},offset:function(s){var i=s.getBoundingClientRect()||{top:0,left:0},a=t.documentElement;return{top:i.top+e.pageYOffset-a.clientTop,left:i.left+e.pageXOffset-a.clientLeft}},position:function(e,t){for(var s={top:0,left:0};e!==t;)s.top+=e.offsetTop,s.left+=e.offsetLeft,e=e.parentNode;return s},closest:function(e,t){for(;e;){if(e===t)return e;e=e.parentNode}return!1},create:function(e,s){var i,a=t.createElement(e);s||(s={});for(i in s)s.hasOwnProperty(i)&&("innerHTML"==i?a.innerHTML=s[i]:a.setAttribute(i,s[i]));return a}};n.prototype={add:function(e,s){var i,a,l;"string"==typeof e&&(i=e,e=t.createElement("option"),e.text=i),"OPTION"===e.nodeName&&(a=r.create("li",{"class":"dk-option","data-value":e.value,innerHTML:e.text,role:"option","aria-selected":"false",id:"dk"+this.data.cacheID+"-"+(e.id||e.value.replace(" ","-"))}),r.addClass(a,e.className),this.length+=1,e.disabled&&(r.addClass(a,"dk-option-disabled"),a.setAttribute("aria-disabled","true")),this.data.select.add(e,s),"number"==typeof s&&(s=this.item(s)),this.options.indexOf(s)>-1?s.parentNode.insertBefore(a,s):this.data.elem.lastChild.appendChild(a),a.addEventListener("mouseover",this),l=this.options.indexOf(s),this.options.splice(l,0,a),e.selected&&this.select(l))},item:function(e){return e=0>e?this.options.length+e:e,this.options[e]||null},remove:function(e){var t=this.item(e);t.parentNode.removeChild(t),this.options.splice(e,1),this.data.select.remove(e),this.select(this.data.select.selectedIndex),this.length-=1},init:function(s,i){var o,h=n.build(s,"dk"+l);if(this.data={},this.data.select=s,this.data.elem=h.elem,this.data.settings=r.extend({},d,i),this.disabled=s.disabled,this.form=s.form,this.length=s.length,this.multiple=s.multiple,this.options=h.options.slice(0),this.selectedIndex=s.selectedIndex,this.selectedOptions=h.selected.slice(0),this.value=s.value,s.parentNode.insertBefore(this.data.elem,s),this.data.elem.addEventListener("click",this),this.data.elem.addEventListener("keydown",this),this.data.elem.addEventListener("keypress",this),this.form&&this.form.addEventListener("reset",this),!this.multiple)for(o=0;o<this.options.length;o++)this.options[o].addEventListener("mouseover",this);return 0===l&&(t.addEventListener("click",n.onDocClick),e.isIframe&&parent.document.addEventListener("click",n.onDocClick)),this.data.cacheID=l,s.setAttribute("data-dkCacheId",this.data.cacheID),a[this.data.cacheID]=this,this.data.settings.initialize.call(this),l+=1,this},close:function(){var e=this.data.elem;if(!this.isOpen||this.multiple)return!1;for(i=0;i<this.options.length;i++)r.removeClass(this.options[i],"dk-option-highlight");e.lastChild.setAttribute("aria-expanded","false"),r.removeClass(e.lastChild,"dk-select-options-highlight"),r.removeClass(e,"dk-select-open-(up|down)"),this.isOpen=!1,this.data.settings.close.call(this)},open:function(){var t,s,i,a=this.data.elem,l=a.lastChild,n=r.offset(a).top-e.scrollY,o=e.innerHeight-(n+a.offsetHeight);return this.isOpen||this.multiple?!1:(l.style.display="block",t=l.offsetHeight,l.style.display="",s=n>t,i=o>t,direction=s&&!i?"-up":"-down",this.isOpen=!0,r.addClass(a,"dk-select-open"+direction),l.setAttribute("aria-expanded","true"),this._scrollTo(this.options.length-1),this._scrollTo(this.selectedIndex),void this.data.settings.open.call(this))},disable:function(e,t){var i="dk-option-disabled";(0==arguments.length||"boolean"==typeof e)&&(t=e===s?!0:!1,e=this.data.elem,i="dk-select-disabled",this.disabled=t),t==s&&(t=!0),"number"==typeof e&&(e=this.item(e)),r[t?"addClass":"removeClass"](e,i)},select:function(e,t){var s,i,a,l,n=this.data.select;if("number"==typeof e&&(e=this.item(e)),"string"==typeof e)for(s=0;s<this.length;s++){if(this.options[s].getAttribute("data-value")!=e)return!1;e=this.options[s]}return!t&&r.hasClass(e,"dk-option-disabled")?!1:r.hasClass(e,"dk-option")?(i=this.options.indexOf(e),a=n.options[i],this.multiple?(r.toggleClass(e,"dk-option-selected"),a.selected=!a.selected,r.hasClass(e,"dk-option-selected")?(e.setAttribute("aria-selected","true"),this.selectedOptions.push(e)):(e.setAttribute("aria-selected","false"),i=this.selectedOptions.indexOf(e),this.selectedOptions.splice(i,1))):(l=this.data.elem.firstChild,this.selectedOptions.length&&(r.removeClass(this.selectedOptions[0],"dk-option-selected"),this.selectedOptions[0].setAttribute("aria-selected","false")),r.addClass(e,"dk-option-selected"),e.setAttribute("aria-selected","true"),l.setAttribute("aria-activedescendant",e.id),l.innerHTML=a.text,this.selectedOptions[0]=e,a.selected=!0),this.selectedIndex=n.selectedIndex,this.value=n.value,this.data.settings.change.call(this),e):void 0},selectOne:function(e,t){return this.reset(!0),this._scrollTo(e),this.select(e,t)},search:function(e,t){var s,i,a,l,n,o,d,r,h=this.data.select.options,c=[];if(!e)return this.options;for(t=t?t.toLowerCase():"strict",t="fuzzy"==t?2:"partial"==t?1:0,r=new RegExp((t?"":"^")+e,"i"),s=0;s<h.length;s++)if(a=h[s].text.toLowerCase(),2==t){for(i=e.toLowerCase().split(""),l=n=o=d=0;n<a.length;)a[n]===i[l]?(o+=1+o,l++):o=0,d+=o,n++;l==i.length&&c.push({e:this.options[s],s:d,i:s})}else r.test(a)&&c.push(this.options[s]);return 2==t&&(c=c.sort(function(e,t){return t.s-e.s||e.i-t.i}).reduce(function(e,t){return e[e.length]=t.e,e},[])),c},reset:function(e){var t,s=this.data.select;for(this.selectedOptions.length=0,t=0;t<s.options.length;t++)s.options[t].selected=!1,r.removeClass(this.options[t],"dk-option-selected"),this.options[t].setAttribute("aria-selected","false"),!e&&s.options[t].defaultSelected&&this.select(t,!0);this.selectedOptions.length||this.multiple||this.select(0,!0)},refresh:function(){this.dispose().init(this.data.select,this.data.settings)},dispose:function(){return delete a[this.data.cachID],this.data.elem.parentNode.removeChild(this.data.elem),this.data.select.removeAttribute("data-dkCacheId"),this},handleEvent:function(e){if(!this.disabled)switch(e.type){case"click":this._delegate(e);break;case"keydown":this._keyHandler(e);break;case"keypress":this._searchOptions(e);break;case"mouseover":this._highlight(e);break;case"reset":this.reset()}},_delegate:function(t){var s,i,a,l,n=t.target;if(r.hasClass(n,"dk-option-disabled"))return!1;if(this.multiple){if(r.hasClass(n,"dk-option"))if(s=e.getSelection(),"Range"==s.type&&s.collapseToStart(),t.shiftKey)if(a=this.options.indexOf(this.selectedOptions[0]),l=this.options.indexOf(this.selectedOptions[this.selectedOptions.length-1]),i=this.options.indexOf(n),i>a&&l>i&&(i=a),i>l&&l>a&&(l=a),this.reset(!0),l>i)for(;l+1>i;)this.select(i++);else for(;i>l-1;)this.select(i--);else t.ctrlKey||t.metaKey?this.select(n):(this.reset(!0),this.select(n))}else this[this.isOpen?"close":"open"](),r.hasClass(n,"dk-option")&&this.select(n)},_highlight:function(e){var t,s=e.target;if(!this.multiple){for(t=0;t<this.options.length;t++)r.removeClass(this.options[t],"dk-option-highlight");r.addClass(this.data.elem.lastChild,"dk-select-options-highlight"),r.addClass(s,"dk-option-highlight")}},_keyHandler:function(e){var t,s=this.selectedOptions,i=this.options,a=1,l={tab:9,enter:13,esc:27,space:32,up:38,down:40};switch(e.keyCode){case l.up:a=-1;case l.down:e.preventDefault(),t=s[s.length-1],a=i.indexOf(t)+a,a>i.length-1?a=i.length-1:0>a&&(a=0),this.data.select.options[a].disabled||(this.reset(!0),this.select(a),this._scrollTo(a));break;case l.space:if(!this.isOpen){e.preventDefault(),this.open();break}case l.tab:case l.enter:for(a=0;a<i.length;a++)r.hasClass(i[a],"dk-option-highlight")&&this.select(a);case l.esc:this.isOpen&&(e.preventDefault(),this.close())}},_searchOptions:function(e){var t,i=this,a=String.fromCharCode(e.keyCode||e.which),l=function(){i.data.searchTimeout&&clearTimeout(i.data.searchTimeout),i.data.searchTimeout=setTimeout(function(){i.data.searchString=""},1e3)};this.data.searchString===s&&(this.data.searchString=""),l(),this.data.searchString+=a,t=this.search(this.data.searchString,this.data.settings.search),t.length&&(r.hasClass(t[0],"dk-option-disabled")||this.selectOne(t[0]))},_scrollTo:function(e){var t,s,i,a=this.data.elem.lastChild;return this.isOpen||this.multiple?("number"==typeof e&&(e=this.item(e)),t=r.position(e,a).top,s=t-a.scrollTop,i=s+e.offsetHeight,void(i>a.offsetHeight?(t+=e.offsetHeight,a.scrollTop=t-a.offsetHeight):0>s&&(a.scrollTop=t))):!1}},n.build=function(e,t){var s,i,a=[],l={elem:null,options:[],selected:[]},n=function(e){var s,i,a,o,d=[];switch(e.nodeName){case"OPTION":s=r.create("li",{"class":"dk-option","data-value":e.value,innerHTML:e.text,role:"option","aria-selected":"false",id:t+"-"+(e.id||e.value.replace(" ","-"))}),r.addClass(s,e.className),e.disabled&&(r.addClass(s,"dk-option-disabled"),s.setAttribute("aria-disabled","true")),e.selected&&(r.addClass(s,"dk-option-selected"),s.setAttribute("aria-selected","true"),l.selected.push(s)),l.options.push(this.appendChild(s));break;case"OPTGROUP":for(i=r.create("li",{"class":"dk-optgroup"}),e.label&&i.appendChild(r.create("div",{"class":"dk-optgroup-label",innerHTML:e.label})),a=r.create("ul",{"class":"dk-optgroup-options"}),o=e.children.length;o--;d.unshift(e.children[o]));d.forEach(n,a),this.appendChild(i).appendChild(a)}};for(l.elem=r.create("div",{"class":"dk-select"+(e.multiple?"-multi":"")}),s=r.create("ul",{"class":"dk-select-options",id:t+"-listbox",role:"listbox"}),e.disabled&&r.addClass(l.elem,"dk-select-disabled"),l.elem.id=t+(e.id?"-"+e.id:""),r.addClass(l.elem,e.className),e.multiple?(l.elem.setAttribute("tabindex",e.getAttribute("tabindex")||"0"),s.setAttribute("aria-multiselectable","true")):(l.elem.appendChild(r.create("div",{"class":"dk-selected",tabindex:e.tabindex||0,innerHTML:e.options[e.selectedIndex].text,id:t+"-combobox","aria-live":"assertive","aria-owns":s.id,role:"combobox"})),s.setAttribute("aria-expanded","false")),i=e.children.length;i--;a.unshift(e.children[i]));return a.forEach(n,l.elem.appendChild(s)),l},n.onDocClick=function(e){var s,i,l;(s=t.getElementById(e.target.htmlFor))&&null!==(i=s.getAttribute("data-dkcacheid"))&&a[i].data.elem.focus();for(l in a)r.closest(e.target,a[l].data.elem)||a[l].disabled||a[l].close()},e.Dropkick=n}(window,document);