var showad = true;
var Toppx = 250;    //上端位置
var AdDivW = 100;   //宽度
var AdDivH = 300;   //高度
var PageWidth = 780; //页面多少宽度象素下正好不出现左右滚动条
var MinScreenW = 1024; //显示广告的最小屏幕宽度象素 
var ClosebuttonHtml = '<div align="right" style="position: absolute;top:0px;right:0px;margin:2px;padding:2px;z-index:2000;"><a href="javascript:;" onclick="hidead()" style="color:red;text-decoration:none;font-size:12px;"></a></div>'
var AdContentHtml1 = '<div align="center" style="color:green;font-size:23pt;font-family:黑体;"><img src="images/guanggao/qianggou.gif" width="100px" height="300px" border="0"/></div>';
var AdContentHtml2 = '<div align="center" style="color:green;font-size:23pt;font-family:黑体;"><a href="http://dg.qzjxxx.cn" target="_blank"><img src="images/guanggao/dg.gif" width="100px" height="300px" border="0"/></a></div>';
document.write ('<div id="Javascript.LeftDiv" style="position: absolute;z-index:1000;width:'+AdDivW+'px;height:'+AdDivH+'px;top:-1000px;word-break:break-all;display:none;">'+ClosebuttonHtml+'<div>'+AdContentHtml1+'</div></div>');
document.write ('<div id="Javascript.RightDiv" style="position: absolute;z-index:1000;width:'+AdDivW+'px;height:'+AdDivH+'px;top:-1000px;word-break:break-all;display:none;">'+ClosebuttonHtml+'<div>'+AdContentHtml2+'</div></div>');
function scall(){
if(!showad){return;}
if (window.screen.width<MinScreenW){
   alert("临时提示：\n\n显示器分辨率宽度小于"+MinScreenW+",不显示广告");
   showad = false;
   document.getElementById("Javascript.LeftDiv").style.display="none";
   document.getElementById("Javascript.RightDiv").style.display="none";
   return;
}
var Borderpx = ((window.screen.width-PageWidth)/2-AdDivW)/2;
document.getElementById("Javascript.LeftDiv").style.display="";
document.getElementById("Javascript.LeftDiv").style.top=document.body.scrollTop+Toppx;
document.getElementById("Javascript.LeftDiv").style.left=document.body.scrollLeft+Borderpx;
document.getElementById("Javascript.RightDiv").style.display="";
document.getElementById("Javascript.RightDiv").style.top=document.body.scrollTop+Toppx;
document.getElementById("Javascript.RightDiv").style.left=document.body.scrollLeft+document.body.clientWidth-document.getElementById("Javascript.RightDiv").offsetWidth-Borderpx;
}
function hidead()
{
showad = false;
document.getElementById("Javascript.LeftDiv").style.display="none";
document.getElementById("Javascript.RightDiv").style.display="none";
}
window.onscroll=scall;
window.onresize=scall;
window.onload=scall;

function change(){
var Borderpx = ((window.screen.width-PageWidth)/2-AdDivW)/2;
document.getElementById("left123").style.top=document.body.scrollTop;
document.getElementById("left123").style.left=document.body.scrollLeft+Borderpx;

document.getElementById("right123").style.top=document.body.scrollTop;
document.getElementById("right123").style.left=document.body.scrollLeft+document.body.clientWidth-document.getElementById("right123").offsetWidth-Borderpx;

}
window.onload=change;

	
	
	var delta=0.08
	var collection;
	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()',10);
				  }
		}
		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.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	= '';
			}
		}	
		
	var theFloaters		= new floaters();
	//右面
	theFloaters.addItem('followDiv1','document.body.clientWidth-112',10,'<EMBED src=images/guanggao/xddg.swf quality=high  WIDTH=100 HEIGHT=240 TYPE=application/x-shockwave-flash id=ad wmode=opaque></EMBED>');
	//左面
	theFloaters.addItem('followDiv2',11,10,'<EMBED src=images/guanggao/xxsqzsbc.swf quality=high  WIDTH=100 HEIGHT=240 TYPE=application/x-shockwave-flash id=ad wmode=opaque></EMBED>');
	theFloaters.play();
	
//图片格式调用方法
//<a href=http://www.94zz.net/ target=_blank><img src=images/ad_100x300.jpg border=0></a>