js左右弹性滚动对联广告代码分享

  

复制代码 代码如下:

  <p>

  <meta content="text/html; charset=gb2312" http-equiv="Content-Type" /><style type="text/css">

  .shuoming {margin-top:20px; border:1px solid #ccc; padding-bottom:10px; width:600px; margin:0 auto;}

  .shuoming dt {height:30px; line-height:30px; font-weight:bold; text-indent:10px;}

  .shuoming dd {line-height:20px; padding:5px 20px;}</style></p>

  <script language=JavaScript >

  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.documentElement.scrollLeft+followObj_x)) {

  var dx=(document.documentElement.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.documentElement.scrollTop+followObj_y)) {

  var dy=(document.documentElement.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.documentElement.clientWidth-106',80,'<img src=http://pic.glzy8.com/sudu.gif id=ad />');

  //左面

  theFloaters.addItem('followDiv2',6,80,'<img src=http://pic.glzy8.com/sudu.gif id=ad />');

  theFloaters.play();

  //图片格式调用方法

  //<a href=http://www.glzy8.com.net/ target=_blank><img  src=http://pic.glzy8.com/sudu.gif border=0></a>

  </script>

  <table border="0" cellspacing="0" cellpadding="0" width="778" bgcolor="#f4f4f4" align="center" height="1500">

  <tbody>

  <tr>

  <td valign="top" align="center"><br />

  <dl class="shuoming"></dl></td>

  </tr>

  </tbody>

  </table>