function(){	return{		top:function(){return document.documentElement.scrollTop||document.body.scrollTop},		width:function(){return self.innerWidth||document.documentElement.clientWidth||document.body.clientWidth},		height:function(){return self.innerHeight||document.documentElement.clientHeight||document.body.clientHeight},		total:function(d){			var b=document.body, e=document.documentElement;			return d?Math.max(Math.max(b.scrollHeight,e.scrollHeight),Math.max(b.clientHeight,e.clientHeight)):			Math.max(Math.max(b.scrollWidth,e.scrollWidth),Math.max(b.clientWidth,e.clientWidth))		}	}}();