/*
用法:
<script language="javascript" src="float/floatad.js"></script>

<script language="javascript">
var pic = "float/1182476555.gif";
var url = "http://www.google.com";
floatad(pic, url);
</script>
*/

function hideDiv(){
	var myObj = document.getElementById("dIk_rAo_gFv_wf_oe");
	myObj.style.display = "none";	
}


var myObj;// = document.getElementById("dIk_rAo_gFv_wf_oe");
var vmin=2;
var vmax=5;
var vr=5;
var vx=vmin+vmax*Math.random();
var vy=vmin+vmax*Math.random();
var xx=0;
var yy=0;
var width=120;
var height=100;

function moveImg()
{
	myObj = document.getElementById("dIk_rAo_gFv_wf_oe");
	     var scrollPos; 
		pageX=document.body.scrollLeft;
		pageW=document.body.offsetWidth-120;
		pageY=document.body.scrollTop;
		pageH=document.body.offsetHeight;
		
		if (typeof window.pageYOffset != 'undefined') { 
		scrollPos = window.pageYOffset; 
		} 
		else if (typeof document.compatMode != 'undefined' && 
		document.compatMode != 'BackCompat') { 
		scrollPos = document.documentElement.scrollTop; 
		} 
		else if (typeof document.body != 'undefined') { 
		scrollPos = document.body.scrollTop; 
		} 
        pageY=scrollPos;
		xx+=vx;
		yy+=vy;
		vx+=vr*(Math.random()-0.5);
		vy+=vr*(Math.random()-0.5);
		if(vx>(vmax+vmin))  vx=(vmax+vmin)*2-vx;
		if(vx<(-vmax-vmin)) vx=(-vmax-vmin)*2-vx;
		if(vy>(vmax+vmin))  vy=(vmax+vmin)*2-vy;
		if(vy<(-vmax-vmin)) vy=(-vmax-vmin)*2-vy;
		if(xx<=0){
			vx=vmin+vmax*Math.random();
		}
		if(xx>=pageX+pageW-width){
			vx=-vmin-vmax*Math.random();
		}
		if(yy<=pageY){
			vy=vmin+vmax*Math.random();
		}
		if(yy>=pageH-pageY-height){
			vy=-vmin-vmax*Math.random();
		}
	    
	myObj.style.left = xx+"px";
	myObj.style.top = yy+"px";
}
function startMove(){
	times=setInterval("moveImg()",50) ;
}
function stopMove(){
	clearInterval(times);
}



/*function floatad(pic,url)
{
	document.write("<div id='dIk_rAo_gFv_wf_oe' style='position:absolute; z-index:1001' onmouseover='stopMove();' onmouseout='startMove();'><div><a href='"+url+"'; target='_blank'><img src='../adfiles/"+pic+"' border='0'></a></div><div  style='background-color: #E2E2E2;text-align:center;'><a href='javascript:hideDiv();'>Close</a></div></div>");

	startMove();
}*/

// 输出浮动广告位，但不显示
function OutputFloatSeat()
{
	document.write("<div id='dIk_rAo_gFv_wf_oe' style='position:absolute; display:none; z-index:1001' onmouseover='stopMove();' onmouseout='startMove();'><div><a id='vbwltiewporlke' href=''; target='_blank'><img id='krtiobjwpbiwi' src='' border='0'></a></div><div  style='background-color: #E2E2E2;text-align:center;'><a href='javascript:hideDiv();'>关闭</a></div></div>");

	startMove();
}

// 显示浮动广告
function DisplayFloat(pic, url)
{
	var objDiv = document.getElementById('dIk_rAo_gFv_wf_oe');
	var objA = document.getElementById('vbwltiewporlke');
	var objImg = document.getElementById('krtiobjwpbiwi');
	
	objA.href=url;
	objImg.src=pic;
	
	objDiv.style.display="";
}