Frame结构时显示或隐藏主Frame-黑马建站宝典(www.heima123.com)

<HTML><HEAD><TITLE></TITLE>
<META content="MSHTML 5.00.3103.1000" name=GENERATOR>
<META content="text/html; charset=gb2312" http-equiv=Content-Type>
<style>
.navPoint {
COLOR: white; CURSOR: hand; FONT-FAMILY: Webdings; FONT-SIZE: 9pt
}
</style>
<SCRIPT>
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>
</HEAD>
<BODY bgColor=#487dd9 scroll=no style="MARGIN: 0px">
<TABLE border=0 cellPadding=0 cellSpacing=0 height="100%" width="100%">
<TBODY>
<TR>
    <TD align=middle id=frmTitle noWrap vAlign=center name="fmTitle"><IFRAME
      frameBorder=0 id=left name=left src="about:blank"
      style="HEIGHT: 100%; VISIBILITY: inherit; WIDTH: 143px; Z-INDEX: 2"></IFRAME>
    <TD bgColor=#425bb8 style="WIDTH: 10pt">
      <TABLE border=0 cellPadding=0 cellSpacing=0 height="100%">
        <TBODY>
        <TR>
          <TD onclick=switchSysBar() style="HEIGHT: 100%"><SPAN class=navPoint
            id=switchPoint title=关闭/打开左栏>3</SPAN></TD></TR></TBODY></TABLE></TD>
    <TD style="WIDTH: 100%"><IFRAME frameBorder=0 id=frmright name=frmright
      scrolling=no src="about:home"
      style="HEIGHT: 100%; VISIBILITY: inherit; WIDTH: 100%; Z-INDEX: 1">
      </IFRAME></TD></TR></TBODY></TABLE></BODY></HTML>