fader.min.js

/*!
* Fader.js 0.3.3
*
* Copyright 2012, Lukas Alexandre, Tait Brown
* Licensed under MIT
*/var Fader={supportsTransitions:function(){var a=document.body||document.documentElement,b={MozTransition:"transitionend",WebkitTransition:"webkitTransitionEnd",KhtmlTransition:"KhtmlTransitionEnd",OTransition:"oTransitionEnd",msTransition:"MSTransitionEnd",transition:"transitionEnd"},c;for(c in b)if("string"==typeof a.style[c])return[c,b[c]];return!1}(),fadeOutWithId:function(a,b,c){Fader.fadeWithId(a,b,100,0,c)},fadeInWithId:function(a,b,c){Fader.fadeWithId(a,b,0,100,c)},fadeOutWithClass:function(a,b,c,d){Fader.fadeWithClass(a,b,c,100,0,d)},fadeInWithClass:function(a,b,c,d){Fader.fadeWithClass(a,b,c,0,100,d)},fadeOutElement:function(a,b,c){Fader.fadeElement(a,b,100,0,c)},fadeInElement:function(a,b,c){Fader.fadeElement(a,b,0,100,c)},fadeWithId:function(a,b,c,d,e){a=document.getElementById(a);Fader.executeFade(a,b,c,d,e)},fadeWithClass:function(a,b,c,d,e,f){a=document.getElementsByClassName(a)[b];Fader.executeFade(a,c,d,e,f)},fadeElement:function(a,b,c,d,e){Fader.executeFade(a,b,c,d,e)},executeFade:function(a,b,c,d,e){e=e||function(){};if(Fader.supportsTransitions)a.style.opacity=100===c?1:0,a.style[Fader.supportsTransitions[0]]="opacity "+1E3*b+"ms linear",a.style.opacity=100===d?1:0,a.addEventListener(Fader.supportsTransitions[1],e,!1);else{var f=c,g;g=d>=c?2:-2;var h=1E3*b/50,k=setInterval(function(){if(0<g&&f>=d||0>g&&f<=d)clearInterval(k),setTimeout(e,h);Fader.setAlpha(a,f);f+=g},h)}},setAlpha:function(a,b){a.style.filter="alpha(opacity="+b+")";a.style.opacity=b/100}};