js iframe网站后台左右收缩型页面脚本

<html> 
<meta http-equiv=Content-Type content=text/html;charset=gb2312> 
<title>mobaihuo网站后台免费提供_脚本之家_www.gxlcms.com</title> 
 
<style type="text/css"> 
.navPoint {COLOR: white; CURSOR: hand; FONT-FAMILY: Webdings; FONT-SIZE: 9pt} 
.a2{BACKGROUND-COLOR: A4B6D7;} 
</style> 
 
<body style="MARGIN: 0px" scroll=no onResize=javascript:parent.carnoc.location.reload()> 
<TABLE style="BORDER-COLLAPSE: collapse" cellSpacing=0 cellPadding=0 width="100%" border=0> 
<TR> 
<TD align=center width="100%" height=25 bgcolor="#B1C1E0" style="COLOR: #330099; font: 10.5pt" 
><B>mobaihuo网站后台免费提供</B> 
</TD> 
</TR> 
</TABLE> 
 
<script> 
if(self!=top){top.location=self.location;} 
function switchSysBar(){ 
if (switchPoint.innerText==3){ 
switchPoint.innerText=4 
document.all("frmTitle").style.display="none" 
}else{ 
switchPoint.innerText=3 
document.all("frmTitle").style.display="" 
}} 
</script> 
 
<table border="0" cellPadding="0" cellSpacing="0" height="100%" width="100%"> 
  <tr> 
      
    <td width="30" align="middle" vAlign="center" noWrap id="frmTitle"> 
     
     
    <iframe frameBorder="0" id="carnoc" name="carnoc" scrolling=auto src="" style="HEIGHT: 100%; VISIBILITY: inherit; WIDTH: 180px; Z-INDEX: 2">    </iframe>    </td> 
     
     
    <td width="46" bgcolor="#708EC7" style="WIDTH: 9pt"> 
     
     
    <table width="9" height="100%" border="0" cellpadding="0" cellspacing="0"> 
      <tr> 
        <td width="200" style="HEIGHT: 100%" onClick="switchSysBar()"> 
            <font style="FONT-SIZE: 9pt; CURSOR: default; COLOR: #ffffff"> 
 
            
 
            
 
            
 
            
 
            
 
            
 
            
 
            
 
            
 
            
 
            
 
            
 
             
            <span class="navPoint" id="switchPoint" title="关闭/打开左栏">3</span>
 
            
 
            
 
            
 
            
 
            
 
            
 
            
 
          屏幕切换 </font></td> 
      </tr> 
    </table></td> 
        <td width="630" style="WIDTH: 100%">        </td> 
  </tr> 
</table> 
</html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]