Multiple browsers compatible with pure DIV/CSS couplet floating ad code without js_Experience exchange

Pure DIV/CSS couplet floating advertising code (no JS)
Floating on both sides of the source code network. After testing, it is compatible with IE6, IE7, and Firefox browsers.

The CSS code is:

Copy code The code is as follows:

. r1{width:80px;height:80px;background:red;float:right;
position:fixed !important; top/**/:200px;
position:absolute; z-index:300; top: expression(offsetParent.scrollTop 200);right:20px;}
.r2{width:80px;height:80px;background:red;float:right;
position:fixed !important; top/**/: 300px;
position:absolute; z-index:400; top:expression(offsetParent.scrollTop 300);right:20px;}
.l1{width:80px;height:80px;background:red;float: right;
position:fixed !important; top/**/:200px;
position:absolute; z-index:300; top:expression(offsetParent.scrollTop 200);left:20px;}
.l2{width:80px;height:80px;background:red;float:right;
position:fixed !important; top/**/:300px;
position:absolute; z-index:400; top :expression(offsetParent.scrollTop 300);left:20px;}

The page code is:

Copy code The code is as follows:

 

 

 
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