var url=escape("http://www.sqzsh.com/imgs/table.doc");
var picUrl="http://www.sqzsh.com/imgs/ads.jpg";
var toolTip="";//提示文字
var adDiv='<div id="wolpo" style="position:absolute; text-align:right;"><a   title="'+toolTip+'"  href="'+unescape(url)+'" target="_blank"><img class="" type="image"  src="'+picUrl+'" border="0" /></a><br /><a  href="javascript:void(0);" onclick=document.getElementById("wolpo").style.display="none"; style="background-color:#FFFFFF;"><b></b></a></div>';

document.write(adDiv);

var x = 50,y = 60 
var xin = true, yin = true 
var step = 1 
var delay = 10 
var obj=document.getElementById("wolpo") 
function floatwolpo() { 
var L=T=0
//by Wolpo


/*
在IE中：
document.body.clientWidth ==> BODY对象宽度
document.body.clientHeight ==> BODY对象高度
document.documentElement.clientWidth ==> 可见区域宽度
document.documentElement.clientHeight ==> 可见区域高度
在FireFox中：
document.body.clientWidth ==> BODY对象宽度
document.body.clientHeight ==> BODY对象高度
document.documentElement.clientWidth ==> 可见区域宽度
document.documentElement.clientHeight ==> 可见区域高度
*/
var R= document.documentElement.clientWidth-obj.offsetWidth 
var B = document.documentElement.clientHeight-obj.offsetHeight 
obj.style.left = x + document.documentElement.scrollLeft 
obj.style.top = y + document.documentElement.scrollTop 
x = x + step*(xin?1:-1) 
if (x < L) { xin = true; x = L} 
if (x > R){ xin = false; x = R} 
y = y + step*(yin?1:-1) 
if (y < T) { yin = true; y = T } 
if (y > B) { yin = false; y = B } 
} 
var itl= setInterval("floatwolpo()", delay) 
obj.onmouseover=function(){clearInterval(itl)} 
obj.onmouseout=function(){itl=setInterval("floatwolpo()", delay)}