<DIV id=floaterleft style="Z-INDEX: 100; LEFT: 1px; WIDTH: 100px; POSITION: absolute; TOP: 50px; height: 100px;">   
<img src="left.jpg"><br><a onclick="closeleft();"><img src="close.gif" border=0></a>
</DIV>  
<DIV id=floaterright style="Z-INDEX: 100; RIGHT: 1px; WIDTH: 100px; POSITION: absolute; TOP: 50px;" >   
<img src="right.jpg"><br><a onclick="closeright();"><img src="close.gif" border=0></a>
</DIV>
<script language="javascript">
<!-- 
function closeleft(){
floaterleft.style.display='none'                     // 关闭左侧浮动条
}
function closeright(){
floaterright.style.display='none'                    // 关闭右侧浮动条
}
//-->
</script>