!function () { "use strict"; function t(e, o) { function i(t, e) { return function () { return t.apply(e, arguments) } } var r; if (o = o || {}, this.trackingClick = !1, this.trackingClickStart = 0, this.targetElement = null, this.touchStartX = 0, this.touchStartY = 0, this.lastTouchIdentifier = 0, this.touchBoundary = o.touchBoundary || 10, this.layer = e, this.tapDelay = o.tapDelay || 200, this.tapTimeout = o.tapTimeout || 700, !t.notNeeded(e)) { for (var a = ["onMouse", "onClick", "onTouchStart", "onTouchMove", "onTouchEnd", "onTouchCancel"], c = this, s = 0, u = a.length; u > s; s++) c[a[s]] = i(c[a[s]], c); n && (e.addEventListener("mouseover", this.onMouse, !0), e.addEventListener("mousedown", this.onMouse, !0), e.addEventListener("mouseup", this.onMouse, !0)), e.addEventListener("click", this.onClick, !0), e.addEventListener("touchstart", this.onTouchStart, !1), e.addEventListener("touchmove", this.onTouchMove, !1), e.addEventListener("touchend", this.onTouchEnd, !1), e.addEventListener("touchcancel", this.onTouchCancel, !1), Event.prototype.stopImmediatePropagation || (e.removeEventListener = function (t, n, o) { var i = Node.prototype.removeEventListener; "click" === t ? i.call(e, t, n.hijacked || n, o) : i.call(e, t, n, o) }, e.addEventListener = function (t, n, o) { var i = Node.prototype.addEventListener; "click" === t ? i.call(e, t, n.hijacked || (n.hijacked = function (t) { t.propagationStopped || n(t) }), o) : i.call(e, t, n, o) }), "function" == typeof e.onclick && (r = e.onclick, e.addEventListener("click", function (t) { r(t) }, !1), e.onclick = null) } } var e = navigator.userAgent.indexOf("Windows Phone") >= 0, n = navigator.userAgent.indexOf("Android") > 0 && !e, o = /iP(ad|hone|od)/.test(navigator.userAgent) && !e, i = o && /OS 4_\d(_\d)?/.test(navigator.userAgent), r = o && /OS [6-7]_\d/.test(navigator.userAgent), a = navigator.userAgent.indexOf("BB10") > 0; t.prototype.needsClick = function (t) { switch (t.nodeName.toLowerCase()) { case "button": case "select": case "textarea": if (t.disabled) return !0; break; case "input": if (o && "file" === t.type || t.disabled) return !0; break; case "label": case "iframe": case "video": return !0 } return /\bneedsclick\b/.test(t.className) }, t.prototype.needsFocus = function (t) { switch (t.nodeName.toLowerCase()) { case "textarea": return !0; case "select": return !n; case "input": switch (t.type) { case "button": case "checkbox": case "file": case "image": case "radio": case "submit": return !1 } return !t.disabled && !t.readOnly; default: return /\bneedsfocus\b/.test(t.className) } }, t.prototype.sendClick = function (t, e) { var n, o; document.activeElement && document.activeElement !== t && document.activeElement.blur(), o = e.changedTouches[0], n = document.createEvent("MouseEvents"), n.initMouseEvent(this.determineEventType(t), !0, !0, window, 1, o.screenX, o.screenY, o.clientX, o.clientY, !1, !1, !1, !1, 0, null), n.forwardedTouchEvent = !0, t.dispatchEvent(n) }, t.prototype.determineEventType = function (t) { return n && "select" === t.tagName.toLowerCase() ? "mousedown" : "click" }, t.prototype.focus = function (t) { var e; o && t.setSelectionRange && 0 !== t.type.indexOf("date") && "time" !== t.type && "month" !== t.type ? (e = t.value.length, t.setSelectionRange(e, e)) : t.focus() }, t.prototype.updateScrollParent = function (t) { var e, n; if (e = t.fastClickScrollParent, !e || !e.contains(t)) { n = t; do { if (n.scrollHeight > n.offsetHeight) { e = n, t.fastClickScrollParent = n; break } n = n.parentElement } while (n) } e && (e.fastClickLastScrollTop = e.scrollTop) }, t.prototype.getTargetElementFromEventTarget = function (t) { return t.nodeType === Node.TEXT_NODE ? t.parentNode : t }, t.prototype.onTouchStart = function (t) { var e, n, r; if (t.targetTouches.length > 1) return !0; if (e = this.getTargetElementFromEventTarget(t.target), n = t.targetTouches[0], o) { if (r = window.getSelection(), r.rangeCount && !r.isCollapsed) return !0; if (!i) { if (n.identifier && n.identifier === this.lastTouchIdentifier) return t.preventDefault(), !1; this.lastTouchIdentifier = n.identifier, this.updateScrollParent(e) } } return this.trackingClick = !0, this.trackingClickStart = t.timeStamp, this.targetElement = e, this.touchStartX = n.pageX, this.touchStartY = n.pageY, t.timeStamp - this.lastClickTime < this.tapDelay && t.preventDefault(), !0 }, t.prototype.touchHasMoved = function (t) { var e = t.changedTouches[0], n = this.touchBoundary; return Math.abs(e.pageX - this.touchStartX) > n || Math.abs(e.pageY - this.touchStartY) > n ? !0 : !1 }, t.prototype.onTouchMove = function (t) { return this.trackingClick ? ((this.targetElement !== this.getTargetElementFromEventTarget(t.target) || this.touchHasMoved(t)) && (this.trackingClick = !1, this.targetElement = null), !0) : !0 }, t.prototype.findControl = function (t) { return void 0 !== t.control ? t.control : t.htmlFor ? document.getElementById(t.htmlFor) : t.querySelector("button, input:not([type=hidden]), keygen, meter, output, progress, select, textarea") }, t.prototype.onTouchEnd = function (t) { var e, a, c, s, u, l = this.targetElement; if (!this.trackingClick) return !0; if (t.timeStamp - this.lastClickTime < this.tapDelay) return this.cancelNextClick = !0, !0; if (t.timeStamp - this.trackingClickStart > this.tapTimeout) return !0; if (this.cancelNextClick = !1, this.lastClickTime = t.timeStamp, a = this.trackingClickStart, this.trackingClick = !1, this.trackingClickStart = 0, r && (u = t.changedTouches[0], l = document.elementFromPoint(u.pageX - window.pageXOffset, u.pageY - window.pageYOffset) || l, l.fastClickScrollParent = this.targetElement.fastClickScrollParent), c = l.tagName.toLowerCase(), "label" === c) { if (e = this.findControl(l)) { if (this.focus(l), n) return !1; l = e } } else if (this.needsFocus(l)) return t.timeStamp - a > 100 || o && window.top !== window && "input" === c ? (this.targetElement = null, !1) : (this.focus(l), this.sendClick(l, t), o && "select" === c || (this.targetElement = null, t.preventDefault()), !1); return o && !i && (s = l.fastClickScrollParent, s && s.fastClickLastScrollTop !== s.scrollTop) ? !0 : (this.needsClick(l) || (t.preventDefault(), this.sendClick(l, t)), !1) }, t.prototype.onTouchCancel = function () { this.trackingClick = !1, this.targetElement = null }, t.prototype.onMouse = function (t) { return this.targetElement ? t.forwardedTouchEvent ? !0 : t.cancelable && (!this.needsClick(this.targetElement) || this.cancelNextClick) ? (t.stopImmediatePropagation ? t.stopImmediatePropagation() : t.propagationStopped = !0, t.stopPropagation(), t.preventDefault(), !1) : !0 : !0 }, t.prototype.onClick = function (t) { var e; return this.trackingClick ? (this.targetElement = null, this.trackingClick = !1, !0) : "submit" === t.target.type && 0 === t.detail ? !0 : (e = this.onMouse(t), e || (this.targetElement = null), e) }, t.prototype.destroy = function () { var t = this.layer; n && (t.removeEventListener("mouseover", this.onMouse, !0), t.removeEventListener("mousedown", this.onMouse, !0), t.removeEventListener("mouseup", this.onMouse, !0)), t.removeEventListener("click", this.onClick, !0), t.removeEventListener("touchstart", this.onTouchStart, !1), t.removeEventListener("touchmove", this.onTouchMove, !1), t.removeEventListener("touchend", this.onTouchEnd, !1), t.removeEventListener("touchcancel", this.onTouchCancel, !1) }, t.notNeeded = function (t) { var e, o, i, r; if ("undefined" == typeof window.ontouchstart) return !0; if (o = +(/Chrome\/([0-9]+)/.exec(navigator.userAgent) || [, 0])[1]) { if (!n) return !0; if (e = document.querySelector("meta[name=viewport]")) { if (-1 !== e.content.indexOf("user-scalable=no")) return !0; if (o > 31 && document.documentElement.scrollWidth <= window.outerWidth) return !0 } } if (a && (i = navigator.userAgent.match(/Version\/([0-9]*)\.([0-9]*)/), i[1] >= 10 && i[2] >= 3 && (e = document.querySelector("meta[name=viewport]")))) { if (-1 !== e.content.indexOf("user-scalable=no")) return !0; if (document.documentElement.scrollWidth <= window.outerWidth) return !0 } return "none" === t.style.msTouchAction || "manipulation" === t.style.touchAction ? !0 : (r = +(/Firefox\/([0-9]+)/.exec(navigator.userAgent) || [, 0])[1], r >= 27 && (e = document.querySelector("meta[name=viewport]"), e && (-1 !== e.content.indexOf("user-scalable=no") || document.documentElement.scrollWidth <= window.outerWidth)) ? !0 : "none" === t.style.touchAction || "manipulation" === t.style.touchAction ? !0 : !1) }, t.attach = function (e, n) { return new t(e, n) }, "function" == typeof define && "object" == typeof define.amd && define.amd ? define(function () { return t }) : "undefined" != typeof module && module.exports ? (module.exports = t.attach, module.exports.FastClick = t) : window.FastClick = t }();