var delta=0.015;
var collection;
var closeB=false;

//浮动广告初始化方法
function floaters() {
	this.items = [];
	this.addItem = function(x,y,content){
		var html = "<div id='86d5771b571446ab94ecc0ce1f47d6b4_lock' style='Z-INDEX:10; POSITION:absolute; width:80px; height:60px; left:" + (typeof(x) == "string" ? eval(x):x) + "; top:" + (typeof(y) == 'string' ? eval(y):y) + ";'></div>" + content;
		document.write(html);

		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()', 10);
	}
}


function play(){
	if(screen.width<=800 || closeB){
		for(var i=0;i<collection.length;i++){
			collection[i].object.style.display = 'none';
		}
		return;
	}
	
	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.body.scrollLeft+followObj_x)) {
			var dx=(document.body.scrollLeft+followObj_x-followObj.offsetLeft)*delta;
			dx=(dx>0?1:-1)*Math.ceil(Math.abs(dx));
			followObj.style.left=followObj.offsetLeft+dx;
		}
		
		if(followObj.offsetTop!=(document.body.scrollTop+followObj_y)) {
			var dy=(document.body.scrollTop+followObj_y-followObj.offsetTop)*delta;
			dy=(dy>0?1:-1)*Math.ceil(Math.abs(dy));
			followObj.style.top=followObj.offsetTop+dy;
		}
		followObj.style.display = '';
	}
} 

function closeBanner(){
	closeB=true;
	return;
}