javascript 滑動進入對聯廣告代碼

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關鍵字 網頁製作 Ajax JavaScript

<! DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "HTTP://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
<html xmlns="HTTP://www.w3.org/1999/xhtml">
<head>
<meta HTTP-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>javascript 滑動進入對聯廣告代碼</title>
<script language="javascript">
var delta=0.15
 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:100px; height:100px;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 = '';
}
}

function closeAd1(){
followDiv1.style.visibility='hidden';
followDiv2.style.visibility='hidden';}

var theFloaters  = new floaters();
var adleft='<a href="HTTP://www.jzread.com" target=_blank><img  src=/banner/banner.gif border=0></a ><br>';
var adright='<a href="HTTP://www.jzread.com" target=_blank><img  src=/banner/banner.gif border=0></a ><br>           <a href=javascript:closeAd1()>×</a><br>';

theFloaters.addItem('followDiv2',15,125,adleft);
theFloaters.addItem('followDiv1','document.body.clientWidth-115',125,adright);
theFloaters.play();
</SCRIPT>
</head>

<body>
</body>
</html>

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