/*!
 * viewer.js v0.3.1
 * https://github.com/fengyuanchen/viewerjs
 *
 * copyright (c) 2015-2016 fengyuan chen
 * released under the mit license
 *
 * date: 2016-02-02t11:35:52.542z
 */
! function(e, t) {
	"object" == typeof module && "object" == typeof module.exports ? module.exports = e.document ? t(e, !0) : function(e) {
		if (!e.document) throw new error("viewer requires a window with a document");
		return t(e)
	} : t(e)
}("undefined" != typeof window ? window : this, function(e, t) {
	"use strict";

	function i(e) {
		return ae.call(e).slice(8, -1).tolowercase()
	}

	function n(e) {
		return "string" == typeof e
	}

	function a(e) {
		return "number" == typeof e && !isnan(e)
	}

	function o(e) {
		return "undefined" == typeof e
	}

	function r(e) {
		return "object" == typeof e && null !== e
	}

	function s(e) {
		var t, i;
		if (!r(e)) return !1;
		try {
			return t = e.constructor, i = t.prototype, t && i && ce.call(i, "isprototypeof")
		} catch (n) {
			return !1
		}
	}

	function l(e) {
		return "function" === i(e)
	}

	function u(e) {
		return array.isarray ? array.isarray(e) : "array" === i(e)
	}

	function c(e, t) {
		return t = t >= 0 ? t : 0, array.from ? array.from(e).slice(t) : _e.call(e, t)
	}

	function d(e, t) {
		var i = -1;
		return t.indexof ? t.indexof(e) : (f(t, function(t, n) {
			return t === e ? (i = n, !1) : void 0
		}), i)
	}

	function m(e) {
		return n(e) && (e = e.trim ? e.trim() : e.replace(le, "1")), e
	}

	function f(e, t) {
		var i, n;
		if (e && l(t))
			if (u(e) || a(e.length))
				for (n = 0, i = e.length; i > n && t.call(e, e[n], n, e) !== !1; n++);
			else if (r(e))
			for (n in e)
				if (e.hasownproperty(n) && t.call(e, e[n], n, e) === !1) break;
		return e
	}

	function h(e) {
		var t;
		if (arguments.length > 1) {
			if (t = c(arguments), object.assign) return object.assign.apply(object, t);
			t.shift(), f(t, function(t) {
				f(t, function(t, i) {
					e[i] = t
				})
			})
		}
		return e
	}

	function v(e, t) {
		var i = c(arguments, 2);
		return function() {
			return e.apply(t, i.concat(c(arguments)))
		}
	}

	function g(e, t) {
		var i = e.style;
		f(t, function(e, t) {
			ie.test(t) && a(e) && (e += "px"), i[t] = e
		})
	}

	function w(t) {
		return e.getcomputedstyle ? e.getcomputedstyle(t, null) : t.currentstyle
	}

	function p(e, t) {
		return e.classlist ? e.classlist.contains(t) : e.classname.indexof(t) > -1
	}

	function b(e, t) {
		var i;
		if (t) {
			if (a(e.length)) return f(e, function(e) {
				b(e, t)
			});
			if (e.classlist) return e.classlist.add(t);
			i = m(e.classname), i ? i.indexof(t) < 0 && (e.classname = i + " " + t) : e.classname = t
		}
	}

	function y(e, t) {
		return t ? a(e.length) ? f(e, function(e) {
			y(e, t)
		}) : e.classlist ? e.classlist.remove(t) : void(e.classname.indexof(t) >= 0 && (e.classname = e.classname.replace(t,
			""))) : void 0
	}

	function x(e, t, i) {
		return a(e.length) ? f(e, function(e) {
			x(e, t, i)
		}) : void(i ? b(e, t) : y(e, t))
	}

	function z(e, t) {
		return r(e[t]) ? e[t] : e.dataset ? e.dataset[t] : e.getattribute("data-" + t)
	}

	function d(e, t, i) {
		r(i) && o(e[t]) ? e[t] = i : e.dataset ? e.dataset[t] = i : e.setattribute("data-" + t, i)
	}

	function e(e, t) {
		r(e[t]) ? delete e[t] : e.dataset ? delete e.dataset[t] : e.removeattribute("data-" + t)
	}

	function k(e, t, i, n) {
		var a = m(t).split(te),
			o = i;
		return a.length > 1 ? f(a, function(t) {
			k(e, t, i)
		}) : (n && (i = function() {
			return i(e, t, i), o.apply(e, arguments)
		}), void(e.addeventlistener ? e.addeventlistener(t, i, !1) : e.attachevent && e.attachevent("on" + t, i)))
	}

	function i(e, t, i) {
		var n = m(t).split(te);
		return n.length > 1 ? f(n, function(t) {
			i(e, t, i)
		}) : void(e.removeeventlistener ? e.removeeventlistener(t, i, !1) : e.detachevent && e.detachevent("on" + t, i))
	}

	function l(e, t) {
		var i;
		return e.dispatchevent ? (l(h) ? i = new h(t, {
				bubbles: !0,
				cancelable: !0
			}) : (i = w.createevent("event"), i.initevent(t, !0, !0)), e.dispatchevent(i)) : e.fireevent ? e.fireevent("on" + t) :
			void 0
	}

	function t(e) {
		e.preventdefault ? e.preventdefault() : e.returnvalue = !1
	}

	function y(t) {
		var i, n = t || e.event;
		return n.target || (n.target = n.srcelement || w), a(n.pagex) || (i = w.documentelement, n.pagex = n.clientx + (e.scrollx ||
				i && i.scrollleft || 0) - (i && i.clientleft || 0), n.pagey = n.clienty + (e.scrolly || i && i.scrolltop || 0) -
			(i && i.clienttop || 0)), n
	}

	function f(t) {
		var i = w.documentelement,
			n = t.getboundingclientrect();
		return {
			left: n.left + (e.scrollx || i && i.scrollleft || 0) - (i && i.clientleft || 0),
			top: n.top + (e.scrolly || i && i.scrolltop || 0) - (i && i.clienttop || 0)
		}
	}

	function x(e) {
		var t = e.length,
			i = 0,
			n = 0;
		return t && (f(e, function(e) {
			i += e.pagex, n += e.pagey
		}), i /= t, n /= t), {
			pagex: i,
			pagey: n
		}
	}

	function s(e, t) {
		return e.getelementsbytagname(t)
	}

	function v(e, t) {
		return e.getelementsbyclassname ? e.getelementsbyclassname(t) : e.queryselectorall("." + t)
	}

	function n(e, t) {
		return t.length ? f(t, function(t) {
			n(e, t)
		}) : void e.appendchild(t)
	}

	function p(e) {
		e.parentnode && e.parentnode.removechild(e)
	}

	function a(e) {
		for (; e.firstchild;) e.removechild(e.firstchild)
	}

	function c(e, t) {
		o(e.textcontent) ? e.innertext = t : e.textcontent = t
	}

	function _(e) {
		return e.offsetwidth
	}

	function r(e) {
		return n(e) ? e.replace(/^.*\//, "").replace(/[\?&#].*$/, "") : ""
	}

	function q(e, t) {
		var i;
		return e.naturalwidth ? t(e.naturalwidth, e.naturalheight) : (i = w.createelement("img"), i.onload = function() {
			t(this.width, this.height)
		}, void(i.src = e.src))
	}

	function m(e) {
		var t = [],
			i = e.rotate,
			n = e.scalex,
			o = e.scaley;
		return a(i) && t.push("rotate(" + i + "deg)"), a(n) && a(o) && t.push("scale(" + n + "," + o + ")"), t.length ? t.join(
			" ") : "none"
	}

	function b(e) {
		switch (e) {
			case 2:
				return g;
			case 3:
				return j;
			case 4:
				return q
		}
	}

	function o(e, t) {
		var i = this;
		i.element = e, i.options = h({}, o.defaults, s(t) && t), i.isimg = !1, i.isbuilt = !1, i.isshown = !1, i.isviewed = !
			1, i.isfulled = !1, i.isplayed = !1, i.wheeling = !1, i.playing = !1, i.fading = !1, i.tooltiping = !1, i.transitioning = !
			1, i.action = !1, i.target = !1, i.timeout = !1, i.index = 0, i.length = 0, i.init()
	}
	var w = e.document,
		h = e.event,
		j = "viewer",
		u = j + "-fixed",
		z = j + "-open",
		k = j + "-show",
		$ = j + "-hide",
		g = "viewer-hide-xs-down",
		j = "viewer-hide-sm-down",
		q = "viewer-hide-md-down",
		ee = j + "-fade",
		te = j + "-in",
		ie = j + "-move",
		ne = j + "-active",
		ae = j + "-invisible",
		oe = j + "-transition",
		re = j + "-fullscreen",
		se = j + "-fullscreen-exit",
		le = j + "-close",
		ue = "mousedown touchstart pointerdown mspointerdown",
		ce = "mousemove touchmove pointermove mspointermove",
		de = "mouseup touchend touchcancel pointerup pointercancel mspointerup mspointercancel",
		me = "wheel mousewheel dommousescroll",
		fe = "transitionend",
		he = "load",
		ve = "keydown",
		ge = "click",
		we = "resize",
		pe = "build",
		be = "built",
		ye = "show",
		xe = "shown",
		ze = "hide",
		de = "hidden",
		ee = "view",
		ke = "viewed",
		ie = /width|height|left|top|marginleft|margintop/,
		le = /^\s+(.*)\s+$/,
		te = /\s+/,
		ye = "undefined" != typeof w.createelement(j).style.transition,
		fe = math.min,
		xe = math.max,
		se = math.abs,
		ve = math.sqrt,
		ne = math.round,
		pe = object.prototype,
		ae = pe.tostring,
		ce = pe.hasownproperty,
		_e = array.prototype.slice;
	o.prototype = {
			constructor: o,
			init: function() {
				var e = this,
					t = e.options,
					i = e.element,
					n = "img" === i.tagname.tolowercase(),
					a = n ? [i] : s(i, "img"),
					o = a.length,
					r = v(e.ready, e);
				z(i, j) || (d(i, j, e), o && (l(t.build) && k(i, pe, t.build, !0), l(i, pe) !== !1 && (ye || (t.transition = !1),
					e.isimg = n, e.length = o, e.count = 0, e.images = a, e.body = w.body, t.inline ? (k(i, be, function() {
						e.view()
					}, !0), f(a, function(e) {
						e.complete ? r() : k(e, he, r, !0)
					})) : k(i, ge, e._start = v(e.start, e)))))
			},
			ready: function() {
				var e = this;
				e.count++, e.count === e.length && e.build()
			},
			build: function() {
				var e, t, i, n, a, o, r, s, u = this,
					c = u.options,
					d = u.element;
				u.isbuilt || (e = w.createelement("div"), e.innerhtml = o.template, u.parent = t = d.parentnode, u.viewer = i = v(
						e, "viewer-container")[0], u.canvas = v(i, "viewer-canvas")[0], u.footer = v(i, "viewer-footer")[0], u.title =
					r = v(i, "viewer-title")[0], u.toolbar = a = v(i, "viewer-toolbar")[0], u.navbar = o = v(i, "viewer-navbar")[0],
					u.button = n = v(i, "viewer-button")[0], u.tooltipbox = v(i, "viewer-tooltip")[0], u.player = v(i,
						"viewer-player")[0], u.list = v(i, "viewer-list")[0], b(r, c.title ? b(c.title) : $), b(a, c.toolbar ? b(c.toolbar) :
						$), b(o, c.navbar ? b(c.navbar) : $), x(n, $, !c.button), x(a.queryselectorall("li[class*=zoom]"), ae, !c.zoomable),
					x(a.queryselectorall("li[class*=flip]"), ae, !c.scalable), c.rotatable || (s = a.queryselectorall(
						"li[class*=rotate]"), b(s, ae), n(a, s)), c.inline ? (b(n, re), g(i, {
						zindex: c.zindexinline
					}), "static" === w(t).position && g(t, {
						position: "relative"
					})) : (b(n, le), b(i, u), b(i, ee), b(i, $), g(i, {
						zindex: c.zindex
					})), document.body.appendchild(i, d.nextsibling), c.inline && (u.render(), u.bind(), u.isshown = !0), u.isbuilt = !0, l(c.built) &&
					k(d, be, c.built, !0), l(d, be))
			},
			unbuild: function() {
				var e = this;
				e.isbuilt && (e.isbuilt = !1, p(e.viewer))
			},
			bind: function() {
				var t = this,
					i = t.options,
					n = t.element,
					a = t.viewer;
				l(i.view) && k(n, ee, i.view), l(i.viewed) && k(n, ke, i.viewed), k(a, ge, t._click = v(t.click, t)), k(a, me, t._wheel =
						v(t.wheel, t)), k(t.canvas, ue, t._mousedown = v(t.mousedown, t)), k(w, ce, t._mousemove = v(t.mousemove, t)),
					k(w, de, t._mouseup = v(t.mouseup, t)), k(w, ve, t._keydown = v(t.keydown, t)), k(e, we, t._resize = v(t.resize,
						t))
			},
			unbind: function() {
				var t = this,
					i = t.options,
					n = t.element,
					a = t.viewer;
				l(i.view) && i(n, ee, i.view), l(i.viewed) && i(n, ke, i.viewed), i(a, ge, t._click), i(a, me, t._wheel), i(t.canvas,
					ue, t._mousedown), i(w, ce, t._mousemove), i(w, de, t._mouseup), i(w, ve, t._keydown), i(e, we, t._resize)
			},
			render: function() {
				var e = this;
				e.initcontainer(), e.initviewer(), e.initlist(), e.renderviewer()
			},
			initcontainer: function() {
				var t = this;
				t.containerdata = {
					width: e.innerwidth,
					height: e.innerheight
				}
			},
			initviewer: function() {
				var e, t = this,
					i = t.options,
					n = t.parent;
				i.inline && (t.parentdata = e = {
					width: xe(n.offsetwidth, i.minwidth),
					height: xe(n.offsetheight, i.minheight)
				}), (t.isfulled || !e) && (e = t.containerdata), t.viewerdata = h({}, e)
			},
			renderviewer: function() {
				var e = this;
				e.options.inline && !e.isfulled && g(e.viewer, e.viewerdata)
			},
			initlist: function() {
				var e = this,
					t = e.options,
					i = e.element,
					a = e.list,
					o = [];
				f(e.images, function(a, r) {
					var s = a.src,
						u = a.alt || r(s),
						c = t.url;
					s && (n(c) ? c = a.getattribute(c) : l(c) && (c = c.call(i, e)), o.push('<li><img src="' + s +
						'" data-action="view" data-index="' + r + '" data-original-url="' + (c || s) + '" alt="' + u + '"></li>'))
				}), a.innerhtml = o.join(""), f(s(a, "img"), function(t) {
					d(t, "filled", !0), k(t, he, v(e.loadimage, e), !0)
				}), e.items = s(a, "li"), t.transition && k(i, ke, function() {
					b(a, oe)
				}, !0)
			},
			renderlist: function(e) {
				var t = this,
					i = e || t.index,
					n = t.items[i].offsetwidth || 30,
					a = n + 1;
				g(t.list, {
					width: a * t.length,
					marginleft: (t.viewerdata.width - n) / 2 - a * i
				})
			},
			resetlist: function() {
				var e = this;
				a(e.list), y(e.list, oe), g({
					marginleft: 0
				})
			},
			initimage: function(e) {
				var t = this,
					i = t.options,
					n = t.image,
					a = t.viewerdata,
					o = t.footer.offsetheight,
					r = a.width,
					s = xe(a.height - o, o),
					u = t.imagedata || {};
				q(n, function(n, a) {
					var o, c, d = n / a,
						m = r,
						f = s;
					s * d > r ? f = r / d : m = s * d, m = fe(.9 * m, n), f = fe(.9 * f, a), c = {
						naturalwidth: n,
						naturalheight: a,
						aspectratio: d,
						ratio: m / n,
						width: m,
						height: f,
						left: (r - m) / 2,
						top: (s - f) / 2
					}, o = h({}, c), i.rotatable && (c.rotate = u.rotate || 0, o.rotate = 0), i.scalable && (c.scalex = u.scalex ||
						1, c.scaley = u.scaley || 1, o.scalex = 1, o.scaley = 1), t.imagedata = c, t.initialimagedata = o, l(e) && e()
				})
			},
			renderimage: function(e) {
				var t = this,
					i = t.image,
					n = t.imagedata,
					a = m(n);
				g(i, {
					width: n.width,
					height: n.height,
					marginleft: n.left,
					margintop: n.top,
					webkittransform: a,
					mstransform: a,
					transform: a
				}), l(e) && (t.transitioning ? k(i, fe, e, !0) : e())
			},
			resetimage: function() {
				var e = this;
				e.image && (p(e.image), e.image = null)
			},
			start: function(e) {
				var t = this,
					i = y(e),
					n = i.target;
				"img" === n.tagname.tolowercase() && (t.target = n, t.show())
			},
			click: function(e) {
				var t = this,
					i = y(e),
					n = i.target,
					a = z(n, "action"),
					o = t.imagedata;
				switch (a) {
					case "mix":
						t.isplayed ? t.stop() : t.options.inline ? t.isfulled ? t.exit() : t.full() : t.hide();
						break;
					case "view":
						t.view(z(n, "index"));
						break;
					case "zoom-in":
						t.zoom(.1, !0);
						break;
					case "zoom-out":
						t.zoom(-.1, !0);
						break;
					case "one-to-one":
						t.toggle();
						break;
					case "reset":
						t.reset();
						break;
					case "prev":
						t.prev();
						break;
					case "play":
						t.play();
						break;
					case "next":
						t.next();
						break;
					case "rotate-left":
						t.rotate(-90);
						break;
					case "rotate-right":
						t.rotate(90);
						break;
					case "flip-horizontal":
						t.scalex(-o.scalex || -1);
						break;
					case "flip-vertical":
						t.scaley(-o.scaley || -1);
						break;
					default:
						t.isplayed && t.stop()
				}
			},
			load: function() {
				var e = this,
					t = e.options,
					i = e.image,
					n = e.viewerdata;
				e.timeout && (cleartimeout(e.timeout), e.timeout = !1), y(i, ae), i.style.csstext =
					"width:0;height:0;margin-left:" + n.width / 2 + "px;margin-top:" + n.height / 2 +
					"px;max-width:none!important;visibility:visible;", e.initimage(function() {
						x(i, oe, t.transition), x(i, ie, t.movable), e.renderimage(function() {
							e.isviewed = !0, l(e.element, ke)
						})
					})
			},
			loadimage: function(e) {
				var t = y(e),
					i = t.target,
					n = i.parentnode,
					a = n.offsetwidth || 30,
					o = n.offsetheight || 50,
					r = !!z(i, "filled");
				q(i, function(e, t) {
					var n = e / t,
						s = a,
						l = o;
					o * n > a ? r ? s = o * n : l = a / n : r ? l = a / n : s = o * n, g(i, {
						width: s,
						height: l,
						marginleft: (a - s) / 2,
						margintop: (o - l) / 2
					})
				})
			},
			resize: function() {
				var e = this;
				e.initcontainer(), e.initviewer(), e.renderviewer(), e.renderlist(), e.isviewed && e.initimage(function() {
					e.renderimage()
				}), e.isplayed && f(s(e.player, "img"), function(t) {
					k(t, he, v(e.loadimage, e), !0), l(t, he)
				})
			},
			wheel: function(e) {
				var t = this,
					i = y(e),
					n = number(t.options.zoomratio) || .1,
					a = 1;
				t.isviewed && (t(i), t.wheeling || (t.wheeling = !0, settimeout(function() {
					t.wheeling = !1
				}, 50), i.deltay ? a = i.deltay > 0 ? 1 : -1 : i.wheeldelta ? a = -i.wheeldelta / 120 : i.detail && (a = i.detail >
					0 ? 1 : -1), t.zoom(-a * n, !0, i)))
			},
			keydown: function(e) {
				var t = this,
					i = y(e),
					n = t.options,
					a = i.keycode || i.which || i.charcode;
				if (t.isfulled && n.keyboard) switch (a) {
					case 27:
						t.isplayed ? t.stop() : n.inline ? t.isfulled && t.exit() : t.hide();
						break;
					case 32:
						t.isplayed && t.stop();
						break;
					case 37:
						t.prev();
						break;
					case 38:
						t(i), t.zoom(n.zoomratio, !0);
						break;
					case 39:
						t.next();
						break;
					case 40:
						t(i), t.zoom(-n.zoomratio, !0);
						break;
					case 48:
					case 49:
						(i.ctrlkey || i.shiftkey) && (t(i), t.toggle())
				}
			},
			mousedown: function(e) {
				var t, i, n = this,
					a = n.options,
					o = y(e),
					r = a.movable ? "move" : !1,
					s = o.touches;
				if (n.isviewed) {
					if (s) {
						if (t = s.length, t > 1) {
							if (!a.zoomable || 2 !== t) return;
							i = s[1], n.startx2 = i.pagex, n.starty2 = i.pagey, r = "zoom"
						} else n.isswitchable() && (r = "switch");
						i = s[0]
					}
					r && (t(o), n.action = r, n.startx = i ? i.pagex : o.pagex, n.starty = i ? i.pagey : o.pagey)
				}
			},
			mousemove: function(e) {
				var t, i, n = this,
					a = n.options,
					o = y(e),
					r = n.action,
					s = n.image,
					l = o.touches;
				if (n.isviewed) {
					if (l) {
						if (t = l.length, t > 1) {
							if (!a.zoomable || 2 !== t) return;
							i = l[1], n.endx2 = i.pagex, n.endy2 = i.pagey
						}
						i = l[0]
					}
					r && (t(o), "move" === r && a.transition && p(s, oe) && y(s, oe), n.endx = i ? i.pagex : o.pagex, n.endy = i ? i
						.pagey : o.pagey, n.change(o))
				}
			},
			mouseup: function(e) {
				var t = this,
					i = y(e),
					n = t.action;
				n && (t(i), "move" === n && t.options.transition && b(t.image, oe), t.action = !1)
			},
			show: function() {
				var e, t = this,
					i = t.options,
					n = t.element;
				return i.inline || t.transitioning ? t : (t.isbuilt || t.build(), e = t.viewer, l(i.show) && k(n, ye, i.show, !0),
					l(n, ye) === !1 ? t : (b(t.body, z), y(e, $), k(n, xe, function() {
						t.view(t.target ? d(t.target, c(t.images)) : t.index), t.target = !1
					}, !0), i.transition ? (t.transitioning = !0, b(e, oe), _(e), k(e, fe, v(t.shown, t), !0), b(e, te)) : (b(e,
						te), t.shown()), t))
			},
			hide: function() {
				var e = this,
					t = e.options,
					i = e.element,
					n = e.viewer;
				return t.inline || e.transitioning || !e.isshown ? e : (l(t.hide) && k(i, ze, t.hide, !0), l(i, ze) === !1 ? e :
					(e.isviewed && t.transition ? (e.transitioning = !0, k(e.image, fe, function() {
						k(n, fe, v(e.hidden, e), !0), y(n, te)
					}, !0), e.zoomto(0, !1, !1, !0)) : (y(n, te), e.hidden()), e))
			},
			view: function(e) {
				var t, i, n, a, o, r = this,
					s = r.element,
					l = r.title,
					u = r.canvas;
				return e = number(e) || 0, !r.isshown || r.isplayed || 0 > e || e >= r.length || r.isviewed && e === r.index ? r :
					l(s, ee) === !1 ? r : (i = r.items[e], n = s(i, "img")[0], a = z(n, "originalurl"), o = n.getattribute("alt"), t =
						w.createelement("img"), t.src = a, t.alt = o, r.image = t, r.isviewed && y(r.items[r.index], ne), b(i, ne), r.isviewed = !
						1, r.index = e, r.imagedata = null, b(u, ae), a(u), n(u, t), r.renderlist(), a(l), k(s, ke, function() {
							var e = r.imagedata,
								t = e.naturalwidth,
								i = e.naturalheight;
							c(l, o + " (" + t + " × " + i + ")")
						}, !0), t.complete ? r.load() : (k(t, he, v(r.load, r), !0), r.timeout && cleartimeout(r.timeout), r.timeout =
							settimeout(function() {
								y(t, ae), r.timeout = !1
							}, 1e3)), r)
			},
			prev: function() {
				var e = this;
				return e.view(xe(e.index - 1, 0)), e
			},
			next: function() {
				var e = this;
				return e.view(fe(e.index + 1, e.length - 1)), e
			},
			move: function(e, t) {
				var i = this,
					n = i.imagedata;
				return i.moveto(o(e) ? e : n.left + number(e), o(t) ? t : n.top + number(t)), i
			},
			moveto: function(e, t) {
				var i = this,
					n = i.imagedata,
					r = !1;
				return o(t) && (t = e), e = number(e), t = number(t), i.isviewed && !i.isplayed && i.options.movable && (a(e) &&
					(n.left = e, r = !0), a(t) && (n.top = t, r = !0), r && i.renderimage()), i
			},
			zoom: function(e, t, i) {
				var n = this,
					a = n.imagedata;
				return e = number(e), e = 0 > e ? 1 / (1 - e) : 1 + e, n.zoomto(a.width * e / a.naturalwidth, t, i), n
			},
			zoomto: function(e, t, i, n) {
				var o, r, s, l, u = this,
					c = u.options,
					d = .01,
					m = 100,
					f = u.imagedata;
				return e = xe(0, e), a(e) && u.isviewed && !u.isplayed && (n || c.zoomable) && (n || (d = xe(d, c.minzoomratio),
						m = fe(m, c.maxzoomratio), e = fe(xe(e, d), m)), e > .95 && 1.05 > e && (e = 1), o = f.naturalwidth * e, r = f
					.naturalheight * e, i ? (s = f(u.viewer), l = i.touches ? x(i.touches) : {
						pagex: i.pagex,
						pagey: i.pagey
					}, f.left -= (o - f.width) * ((l.pagex - s.left - f.left) / f.width), f.top -= (r - f.height) * ((l.pagey - s.top -
						f.top) / f.height)) : (f.left -= (o - f.width) / 2, f.top -= (r - f.height) / 2), f.width = o, f.height = r, f
					.ratio = e, u.renderimage(), t && u.tooltip()), u
			},
			rotate: function(e) {
				var t = this;
				return t.rotateto((t.imagedata.rotate || 0) + number(e)), t
			},
			rotateto: function(e) {
				var t = this,
					i = t.imagedata;
				return e = number(e), a(e) && t.isviewed && !t.isplayed && t.options.rotatable && (i.rotate = e, t.renderimage()),
					t
			},
			scale: function(e, t) {
				var i = this,
					n = i.imagedata,
					r = !1;
				return o(t) && (t = e), e = number(e), t = number(t), i.isviewed && !i.isplayed && i.options.scalable && (a(e) &&
					(n.scalex = e, r = !0), a(t) && (n.scaley = t, r = !0), r && i.renderimage()), i
			},
			scalex: function(e) {
				var t = this;
				return t.scale(e, t.imagedata.scaley), t
			},
			scaley: function(e) {
				var t = this;
				return t.scale(t.imagedata.scalex, e), t
			},
			play: function() {
				var e, t = this,
					i = t.options,
					n = t.player,
					o = v(t.loadimage, t),
					r = [],
					s = 0,
					l = 0;
				return !t.isshown || t.isplayed ? t : (i.fullscreen && t.requestfullscreen(), t.isplayed = !0, b(n, k), f(t.items,
					function(e, t) {
						var a = s(e, "img")[0],
							u = w.createelement("img");
						u.src = z(a, "originalurl"), u.alt = a.getattribute("alt"), s++, b(u, ee), x(u, oe, i.transition), p(e, ne) &&
							(b(u, te), l = t), r.push(u), k(u, he, o, !0), n(n, u)
					}), a(i.interval) && i.interval > 0 && (e = function() {
					t.playing = settimeout(function() {
						y(r[l], te), l++, l = s > l ? l : 0, b(r[l], te), e()
					}, i.interval)
				}, s > 1 && e()), t)
			},
			stop: function() {
				var e = this,
					t = e.player;
				return e.isplayed ? (e.options.fullscreen && e.exitfullscreen(), e.isplayed = !1, cleartimeout(e.playing), y(t, k),
					a(t), e) : e
			},
			full: function() {
				var e = this,
					t = e.options,
					i = e.viewer,
					n = e.image,
					a = e.list;
				return !e.isshown || e.isplayed || e.isfulled || !t.inline ? e : (e.isfulled = !0, b(e.body, z), b(e.button, se),
					t.transition && (y(n, oe), y(a, oe)), b(i, u), i.setattribute("style", ""), g(i, {
						zindex: t.zindex
					}), e.initcontainer(), e.viewerdata = h({}, e.containerdata), e.renderlist(), e.initimage(function() {
						e.renderimage(function() {
							t.transition && settimeout(function() {
								b(n, oe), b(a, oe)
							}, 0)
						})
					}), e)
			},
			exit: function() {
				var e = this,
					t = e.options,
					i = e.viewer,
					n = e.image,
					a = e.list;
				return e.isfulled ? (e.isfulled = !1, y(e.body, z), y(e.button, se), t.transition && (y(n, oe), y(a, oe)), y(i, u),
					g(i, {
						zindex: t.zindexinline
					}), e.viewerdata = h({}, e.parentdata), e.renderviewer(), e.renderlist(), e.initimage(function() {
						e.renderimage(function() {
							t.transition && settimeout(function() {
								b(n, oe), b(a, oe)
							}, 0)
						})
					}), e) : e
			},
			tooltip: function() {
				var e = this,
					t = e.options,
					i = e.tooltipbox,
					n = e.imagedata;
				return e.isviewed && !e.isplayed && t.tooltip ? (c(i, ne(100 * n.ratio) + "%"), e.tooltiping ? cleartimeout(e.tooltiping) :
					t.transition ? (e.fading && l(i, fe), b(i, k), b(i, ee), b(i, oe), _(i), b(i, te)) : b(i, k), e.tooltiping =
					settimeout(function() {
						t.transition ? (k(i, fe, function() {
							y(i, k), y(i, ee), y(i, oe), e.fading = !1
						}, !0), y(i, te), e.fading = !0) : y(i, k), e.tooltiping = !1
					}, 1e3), e) : e
			},
			toggle: function() {
				var e = this;
				return 1 === e.imagedata.ratio ? e.zoomto(e.initialimagedata.ratio, !0) : e.zoomto(1, !0), e
			},
			reset: function() {
				var e = this;
				return e.isviewed && !e.isplayed && (e.imagedata = h({}, e.initialimagedata), e.renderimage()), e
			},
			update: function() {
				var e, t = this,
					i = [];
				return t.isimg && !t.element.parentnode ? t.destroy() : (t.length = t.images.length, t.isbuilt && (f(t.items,
					function(e, n) {
						var a = s(e, "img")[0],
							o = t.images[n];
						o ? o.src !== a.src && i.push(n) : i.push(n)
					}), g(t.list, {
					width: "auto"
				}), t.initlist(), t.isshown && (t.length ? t.isviewed && (e = d(t.index, i), e >= 0 ? (t.isviewed = !1, t.view(
					xe(t.index - (e + 1), 0))) : b(t.items[t.index], ne)) : (t.image = null, t.isviewed = !1, t.index = 0, t.imagedata =
					null, a(t.canvas), a(t.title)))), t)
			},
			destroy: function() {
				var e = this,
					t = e.element;
				return e.options.inline ? e.unbind() : (e.isshown && e.unbind(), i(t, ge, e._start)), e.unbuild(), e(t, j), e
			},
			shown: function() {
				var e = this,
					t = e.options,
					i = e.element;
				e.transitioning = !1, e.isfulled = !0, e.isshown = !0, e.isvisible = !0, e.render(), e.bind(), l(t.shown) && k(i,
					xe, t.shown, !0), l(i, xe)
			},
			hidden: function() {
				var e = this,
					t = e.options,
					i = e.element;
				e.transitioning = !1, e.isviewed = !1, e.isfulled = !1, e.isshown = !1, e.isvisible = !1, e.unbind(), y(e.body, z),
					b(e.viewer, $), e.resetlist(), e.resetimage(), l(t.hidden) && k(i, de, t.hidden, !0), l(i, de)
			},
			requestfullscreen: function() {
				var e = this,
					t = w.documentelement;
				!e.isfulled || w.fullscreenelement || w.mozfullscreenelement || w.webkitfullscreenelement || w.msfullscreenelement ||
					(t.requestfullscreen ? t.requestfullscreen() : t.msrequestfullscreen ? t.msrequestfullscreen() : t.mozrequestfullscreen ?
						t.mozrequestfullscreen() : t.webkitrequestfullscreen && t.webkitrequestfullscreen(element.allow_keyboard_input)
					)
			},
			exitfullscreen: function() {
				var e = this;
				e.isfulled && (w.exitfullscreen ? w.exitfullscreen() : w.msexitfullscreen ? w.msexitfullscreen() : w.mozcancelfullscreen ?
					w.mozcancelfullscreen() : w.webkitexitfullscreen && w.webkitexitfullscreen())
			},
			change: function(e) {
				var t = this,
					i = t.endx - t.startx,
					n = t.endy - t.starty;
				switch (t.action) {
					case "move":
						t.move(i, n);
						break;
					case "zoom":
						t.zoom(function(e, t, i, n) {
								var a = ve(e * e + t * t),
									o = ve(i * i + n * n);
								return (o - a) / a
							}(se(t.startx - t.startx2), se(t.starty - t.starty2), se(t.endx - t.endx2), se(t.endy - t.endy2)), !1, e), t.startx2 =
							t.endx2, t.starty2 = t.endy2;
						break;
					case "switch":
						t.action = "switched", se(i) > se(n) && (i > 1 ? t.prev() : -1 > i && t.next())
				}
				t.startx = t.endx, t.starty = t.endy
			},
			isswitchable: function() {
				var e = this,
					t = e.imagedata,
					i = e.viewerdata;
				return t.left >= 0 && t.top >= 0 && t.width <= i.width && t.height <= i.height
			}
		}, o.defaults = {
			inline: !1,
			button: !0,
			navbar: !0,
			title: !0,
			toolbar: !0,
			tooltip: !0,
			movable: !0,
			zoomable: !0,
			rotatable: !0,
			scalable: !0,
			transition: !0,
			fullscreen: !0,
			keyboard: !0,
			interval: 5e3,
			minwidth: 200,
			minheight: 100,
			zoomratio: .1,
			minzoomratio: .01,
			maxzoomratio: 100,
			zindex: 2015,
			zindexinline: 0,
			url: "src",
			build: null,
			built: null,
			show: null,
			shown: null,
			hide: null,
			hidden: null,
			view: null,
			viewed: null
		}, o.template =
		'<div class="viewer-container"><div class="viewer-canvas"></div><div class="viewer-footer"><div class="viewer-title"></div><ul class="viewer-toolbar"><li class="viewer-zoom-in" data-action="zoom-in"></li><li class="viewer-zoom-out" data-action="zoom-out"></li><li class="viewer-one-to-one" data-action="one-to-one"></li><li class="viewer-reset" data-action="reset"></li><li class="viewer-prev" data-action="prev"></li><li class="viewer-play" data-action="play"></li><li class="viewer-next" data-action="next"></li><li class="viewer-rotate-left" data-action="rotate-left"></li><li class="viewer-rotate-right" data-action="rotate-right"></li><li class="viewer-flip-horizontal" data-action="flip-horizontal"></li><li class="viewer-flip-vertical" data-action="flip-vertical"></li></ul><div class="viewer-navbar"><ul class="viewer-list"></ul></div></div><div class="viewer-tooltip"></div><div class="viewer-button" data-action="mix"></div><div class="viewer-player"></div></div>';
	var re = e.viewer;
	return o.noconflict = function() {
		return e.viewer = re, o
	}, o.setdefaults = function(e) {
		h(o.defaults, e)
	}, "function" == typeof define && define.amd && define("viewer", [], function() {
		return o
	}), t || (e.viewer = o), o
});