/*!
 * screenfull
 * v1.1.0 - 2013-09-06
 * https://github.com/sindresorhus/screenfull.js
 * (c) Sindre Sorhus; MIT License
 */
!function(a,b){"use strict";var c="undefined"!=typeof Element&&"ALLOW_KEYBOARD_INPUT"in Element,d=function(){for(var a,c,d=[["requestFullscreen","exitFullscreen","fullscreenElement","fullscreenEnabled","fullscreenchange","fullscreenerror"],["webkitRequestFullscreen","webkitExitFullscreen","webkitFullscreenElement","webkitFullscreenEnabled","webkitfullscreenchange","webkitfullscreenerror"],["webkitRequestFullScreen","webkitCancelFullScreen","webkitCurrentFullScreenElement","webkitCancelFullScreen","webkitfullscreenchange","webkitfullscreenerror"],["mozRequestFullScreen","mozCancelFullScreen","mozFullScreenElement","mozFullScreenEnabled","mozfullscreenchange","mozfullscreenerror"],["msRequestFullscreen","msExitFullscreen","msFullscreenElement","msFullscreenEnabled","MSFullscreenchange","MSFullscreenerror"]],e=0,f=d.length,g={};f>e;e++)if(a=d[e],a&&a[1]in b){for(e=0,c=a.length;c>e;e++)g[d[0][e]]=a[e];return g}return!1}(),e={request:function(a){var e=d.requestFullscreen;a=a||b.documentElement,/5\.1[\.\d]* Safari/.test(navigator.userAgent)?a[e]():a[e](c&&Element.ALLOW_KEYBOARD_INPUT)},exit:function(){b[d.exitFullscreen]()},toggle:function(a){this.isFullscreen?this.exit():this.request(a)},onchange:function(){},onerror:function(){},raw:d};return d?(Object.defineProperties(e,{isFullscreen:{get:function(){return!!b[d.fullscreenElement]}},element:{enumerable:!0,get:function(){return b[d.fullscreenElement]}},enabled:{enumerable:!0,get:function(){return!!b[d.fullscreenEnabled]}}}),b.addEventListener(d.fullscreenchange,function(a){e.onchange.call(e,a)}),b.addEventListener(d.fullscreenerror,function(a){e.onerror.call(e,a)}),a.screenfull=e,void 0):(a.screenfull=!1,void 0)}(window,document);