var delta=0.08
var collection;
var interval = 10;
function floaters()
{
	this.items	= [];
	this.addItem	= function(id,x,y,content)
	{
		document.write('<DIV id='+id+' style="Z-INDEX: 10; POSITION: absolute;  width:80px; height:60px;left:'+(typeof(x)=='string'?eval(x):x)+';top:'+(typeof(y)=='string'?eval(y):y)+'">'+content+'</DIV>');
		
		var newItem		= {};
		newItem.object	= document.getElementById(id);
		newItem.x		= x;
		newItem.y		= y;

		this.items[this.items.length]	= newItem;
	}
	this.play	= function()
	{
		collection	= this.items
		setInterval('play()',interval);
	}
}

function play()
{
	for(var i=0;i<collection.length;i++)
	{
		var followObj		= collection[i].object;
		var followObj_x		= (typeof(collection[i].x)=='string'?eval(collection[i].x):collection[i].x);
		var followObj_y		= (typeof(collection[i].y)=='string'?eval(collection[i].y):collection[i].y);
		
		if(followObj.offsetLeft!=(document.documentElement.scrollLeft+followObj_x)) {
			var dx=(document.documentElement.scrollLeft+followObj_x-followObj.offsetLeft)*delta;
			dx=(dx>0?1:-1)*Math.ceil(Math.abs(dx));
			followObj.style.left=followObj.offsetLeft+dx + 'px';
			}

		if(followObj.offsetTop!=(document.documentElement.scrollTop+followObj_y)) 
		{
			var dy=(document.documentElement.scrollTop+followObj_y-followObj.offsetTop)*delta;
			dy=(dy>0?1:-1)*Math.ceil(Math.abs(dy));
			followObj.style.top=followObj.offsetTop+dy + 'px';
		}
		
		followObj.style.display	= '';
	}
}	
	
var theFloaters		= new floaters();

//ÓÒÃæ
theFloaters.addItem('followDiv1','document.body.clientWidth-210',650,'<a href=javascript:scroll(0,0)><img src=images/returntop.jpg border=0></a>');
//×óÃæ
//theFloaters.addItem('followDiv2',6,150,'<a href=products-71.aspx target=_blank><img src=images/left.jpg width=150 height=282 border=0></a>');

theFloaters.play();
