function FastClick(a){var b;this.trackingClick=false;this.trackingClickStart=0;this.targetElement=null;this.touchStartX=0;this.touchStartY=0;this.lastTouchIdentifier=0;this.touchBoundary=10;this.layer=a;if(FastClick.notNeeded(a)){return}function c(e,d){return function(){return e.apply(d,arguments)}}if(deviceIsAndroid){a.addEventListener("mouseover",c(this.onMouse,this),true);a.addEventListener("mousedown",c(this.onMouse,this),true);a.addEventListener("mouseup",c(this.onMouse,this),true)}a.addEventListener("click",c(this.onClick,this),true);a.addEventListener("touchstart",c(this.onTouchStart,this),false);a.addEventListener("touchmove",c(this.onTouchMove,this),false);a.addEventListener("touchend",c(this.onTouchEnd,this),false);a.addEventListener("touchcancel",c(this.onTouchCancel,this),false);if(!Event.prototype.stopImmediatePropagation){a.removeEventListener=function(e,g,d){var f=Node.prototype.removeEventListener;if(e==="click"){f.call(a,e,g.hijacked||g,d)}else{f.call(a,e,g,d)}};a.addEventListener=function(f,g,e){var d=Node.prototype.addEventListener;if(f==="click"){d.call(a,f,g.hijacked||(g.hijacked=function(h){if(!h.propagationStopped){g(h)}}),e)}else{d.call(a,f,g,e)}}}if(typeof a.onclick==="function"){b=a.onclick;a.addEventListener("click",function(d){b(d)},false);a.onclick=null}}var deviceIsAndroid=navigator.userAgent.indexOf("Android")>0;var deviceIsIOS=/iP(ad|hone|od)/.test(navigator.userAgent);var deviceIsIOS4=deviceIsIOS&&(/OS 4_\d(_\d)?/).test(navigator.userAgent);var deviceIsIOSWithBadTarget=deviceIsIOS&&(/OS ([6-9]|\d{2})_\d/).test(navigator.userAgent);FastClick.prototype.needsClick=function(a){switch(a.nodeName.toLowerCase()){case"button":case"select":case"textarea":if(a.disabled){return true}break;case"input":if((deviceIsIOS&&a.type==="file")||a.disabled){return true}break;case"label":case"video":return true}return(/\bneedsclick\b/).test(a.className)};FastClick.prototype.needsFocus=function(a){switch(a.nodeName.toLowerCase()){case"textarea":return true;case"select":return !deviceIsAndroid;case"input":switch(a.type){case"button":case"checkbox":case"file":case"image":case"radio":case"submit":return false}return !a.disabled&&!a.readOnly;default:return(/\bneedsfocus\b/).test(a.className)}};FastClick.prototype.sendClick=function(b,c){var a,d;if(document.activeElement&&document.activeElement!==b){document.activeElement.blur()}d=c.changedTouches[0];a=document.createEvent("MouseEvents");a.initMouseEvent(this.determineEventType(b),true,true,window,1,d.screenX,d.screenY,d.clientX,d.clientY,false,false,false,false,0,null);a.forwardedTouchEvent=true;b.dispatchEvent(a)};FastClick.prototype.determineEventType=function(a){if(deviceIsAndroid&&a.tagName.toLowerCase()==="select"){return"mousedown"}return"click"};FastClick.prototype.focus=function(a){var b;if(deviceIsIOS&&a.setSelectionRange&&a.type.indexOf("date")!==0&&a.type!=="time"){b=a.value.length;a.setSelectionRange(b,b)}else{a.focus()}};FastClick.prototype.updateScrollParent=function(b){var c,a;c=b.fastClickScrollParent;if(!c||!c.contains(b)){a=b;do{if(a.scrollHeight>a.offsetHeight){c=a;b.fastClickScrollParent=a;break}a=a.parentElement}while(a)}if(c){c.fastClickLastScrollTop=c.scrollTop}};FastClick.prototype.getTargetElementFromEventTarget=function(a){if(a.nodeType===Node.TEXT_NODE){return a.parentNode}return a};FastClick.prototype.onTouchStart=function(c){var a,d,b;if(c.targetTouches.length>1){return true}a=this.getTargetElementFromEventTarget(c.target);d=c.targetTouches[0];if(deviceIsIOS){b=window.getSelection();if(b.rangeCount&&!b.isCollapsed){return true}if(!deviceIsIOS4){if(d.identifier===this.lastTouchIdentifier){c.preventDefault();return false}this.lastTouchIdentifier=d.identifier;this.updateScrollParent(a)}}this.trackingClick=true;this.trackingClickStart=c.timeStamp;this.targetElement=a;this.touchStartX=d.pageX;this.touchStartY=d.pageY;if((c.timeStamp-this.lastClickTime)<200){c.preventDefault()}return true};FastClick.prototype.touchHasMoved=function(a){var c=a.changedTouches[0],b=this.touchBoundary;if(Math.abs(c.pageX-this.touchStartX)>b||Math.abs(c.pageY-this.touchStartY)>b){return true}return false};FastClick.prototype.onTouchMove=function(a){if(!this.trackingClick){return true}if(this.targetElement!==this.getTargetElementFromEventTarget(a.target)||this.touchHasMoved(a)){this.trackingClick=false;this.targetElement=null}return true};FastClick.prototype.findControl=function(a){if(a.control!==undefined){return a.control}if(a.htmlFor){return document.getElementById(a.htmlFor)}return a.querySelector("button, input:not([type=hidden]), keygen, meter, output, progress, select, textarea")};FastClick.prototype.onTouchEnd=function(c){var e,d,b,g,f,a=this.targetElement;if(!this.trackingClick){return true}if((c.timeStamp-this.lastClickTime)<200){this.cancelNextClick=true;return true}this.cancelNextClick=false;this.lastClickTime=c.timeStamp;d=this.trackingClickStart;this.trackingClick=false;this.trackingClickStart=0;if(deviceIsIOSWithBadTarget){f=c.changedTouches[0];a=document.elementFromPoint(f.pageX-window.pageXOffset,f.pageY-window.pageYOffset)||a;a.fastClickScrollParent=this.targetElement.fastClickScrollParent}b=a.tagName.toLowerCase();if(b==="label"){e=this.findControl(a);if(e){this.focus(a);if(deviceIsAndroid){return false}a=e}}else{if(this.needsFocus(a)){if((c.timeStamp-d)>100||(deviceIsIOS&&window.top!==window&&b==="input")){this.targetElement=null;return false}this.focus(a);this.sendClick(a,c);if(!deviceIsIOS4||b!=="select"){this.targetElement=null;c.preventDefault()}return false}}if(deviceIsIOS&&!deviceIsIOS4){g=a.fastClickScrollParent;if(g&&g.fastClickLastScrollTop!==g.scrollTop){return true}}if(!this.needsClick(a)){c.preventDefault();this.sendClick(a,c)}return false};FastClick.prototype.onTouchCancel=function(){this.trackingClick=false;this.targetElement=null};FastClick.prototype.onMouse=function(a){if(!this.targetElement){return true}if(a.forwardedTouchEvent){return true}if(!a.cancelable){return true}if(!this.needsClick(this.targetElement)||this.cancelNextClick){if(a.stopImmediatePropagation){a.stopImmediatePropagation()}else{a.propagationStopped=true}a.stopPropagation();a.preventDefault();return false}return true};FastClick.prototype.onClick=function(a){var b;if(this.trackingClick){this.targetElement=null;this.trackingClick=false;return true}if(a.target.type==="submit"&&a.detail===0){return true}b=this.onMouse(a);if(!b){this.targetElement=null}return b};FastClick.prototype.destroy=function(){var a=this.layer;if(deviceIsAndroid){a.removeEventListener("mouseover",this.onMouse,true);a.removeEventListener("mousedown",this.onMouse,true);a.removeEventListener("mouseup",this.onMouse,true)}a.removeEventListener("click",this.onClick,true);a.removeEventListener("touchstart",this.onTouchStart,false);a.removeEventListener("touchmove",this.onTouchMove,false);a.removeEventListener("touchend",this.onTouchEnd,false);a.removeEventListener("touchcancel",this.onTouchCancel,false)};FastClick.notNeeded=function(b){var a;var c;if(typeof window.ontouchstart==="undefined"){return true}c=+(/Chrome\/([0-9]+)/.exec(navigator.userAgent)||[,0])[1];if(c){if(deviceIsAndroid){a=document.querySelector("meta[name=viewport]");if(a){if(a.content.indexOf("user-scalable=no")!==-1){return true}if(c>31&&window.innerWidth<=window.screen.width){return true}}}else{return true}}if(b.style.msTouchAction==="none"){return true}return false};FastClick.attach=function(a){return new FastClick(a)};if(typeof define!=="undefined"&&define.amd){define(function(){return FastClick})}else{if(typeof module!=="undefined"&&module.exports){module.exports=FastClick.attach;module.exports.FastClick=FastClick}else{window.FastClick=FastClick}};