js左右弹性滚动对联广告代码分享_Javascript教程-查字典教程网
js左右弹性滚动对联广告代码分享
js左右弹性滚动对联广告代码分享
发布时间:2016-12-30 来源:查字典编辑
摘要:复制代码代码如下:.shuoming{margin-top:20px;border:1pxsolid#ccc;padding-bottom:...

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+'+(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.jb51.net/sudu.gif id=ad />');

//左面

theFloaters.addItem('followDiv2',6,80,'<img src=http://pic.jb51.net/sudu.gif id=ad />');

theFloaters.play();

//图片格式调用方法

//<a href=http://www.jb51.net.net/ target=_blank><img src=http://pic.jb51.net/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></dl></td>

</tr>

</tbody>

</table>

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