var toTop={init:function(){toTop.animScroll=new YAHOO.util.Anim(null);},scroll:function(){if(toTop.getScrolledAmountY()>0){YAHOO.util.Dom.setStyle('takeMeUpContainer','display','block');toTop.animFade=new YAHOO.util.Anim('takeMeUpContainer');toTop.animFade.attributes.opacity={from:0,to:1};toTop.animFade.animate();}
else if(toTop.getScrolledAmountY()==0){toTop.animFade=new YAHOO.util.Anim('takeMeUpContainer');toTop.animFade.attributes.opacity={from:YAHOO.util.Dom.getStyle('takeMeUpContainer','opacity'),to:0};toTop.animFade.animate();toTop.animFade.onComplete.subscribe(function(){YAHOO.util.Dom.setStyle('takeMeUpContainer','display','none');});}},getScrolledAmount:function(){var x,y;if(typeof(self.pageYOffset)!='undefined'){x=self.pageXOffset;y=self.pageYOffset;}else if(document.documentElement&&typeof(document.documentElement.scrollTop)!='undefined'){x=document.documentElement.scrollLeft;y=document.documentElement.scrollTop;}else if(document.body){x=document.body.scrollLeft;y=document.body.scrollTop;}
var values=new Array();values.x=x;values.y=y;return values;},getScrolledAmountY:function(){var y;if(typeof(self.pageYOffset)!='undefined'){y=self.pageYOffset;}else if(document.documentElement&&typeof(document.documentElement.scrollTop)!='undefined'){y=document.documentElement.scrollTop;}else if(document.body){y=document.body.scrollTop;}
return y;},setAttr:function(a,v,u){window.scroll(0,v);},scrollToTop:function(e){var scrolledAmountY=toTop.getScrolledAmountY();toTop.animScroll.attributes.scroll={from:scrolledAmountY,to:0};toTop.animScroll.duration=0.5;toTop.animScroll.setAttribute=toTop.setAttr;toTop.animScroll.animate();}};toTop.init();YAHOO.util.Event.on(window,'scroll',toTop.scroll);YAHOO.util.Event.on('takeMeUp','click',toTop.scrollToTop);