<div id="pop" style="display:none;"> 
  <div id="popHead"> 
  <a id="popClose" title="关闭">关闭</a> 
  <h2>赞助广告</h2> 
 </div> 
 <div id="popContent"> 
 <a href="http://www.1sucai.cn/" target="_blank"><img src="images/imgad.jpg"></a> 
 </div> 
</div> 

#pop{background:#fff;width:300px; height:282px;font-size:12px;position:fixed;right:0;bottom:0;} 
#popHead{line-height:32px;background:#f6f0f3;border-bottom:1px solid #e0e0e0;font-size:12px; 
padding-left:10px;} 
#popHead h2{font-size:14px;color:#666;line-height:32px;height:32px;} 
#popHead #popClose{position:absolute;right:10px;top:1px;} 
#popHead a#popClose:hover{color:#f00;cursor:pointer;} 

function Pop(){ 
 this.apearTime=1000; 
 this.hideTime=500; 
 this.delay=10000; 
 //显示 
 this.showDiv(); 
 //关闭 
 this.closeDiv(); 
} 
Pop.prototype={ 
 showDiv:function(time){ 
 if (!($.browser.msie && ($.browser.version == "6.0") && !$.support.style)) { 
  $('#pop').slideDown(this.apearTime).delay(this.delay).fadeOut(400);; 
 } else{//调用jquery.fixed.js,解决ie6不能用fixed 
  $('#pop').show(); 
   jQuery(function($j){ 
    $j('#pop').positionFixed() 
   }) 
 } 
 }, 
 closeDiv:function(){ 
  $("#popClose").click(function(){ 
   $('#pop').hide(); 
   } 
 ); 
 } 
} 

var popad=new Pop();