下面是主要代码：
index.htm
<html>
<head>
<meta HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=gb2312">
<meta name="GENERATOR" content="Microsoft FrontPage 4.0">
<meta name="ProgId" content="FrontPage.Editor.Document">
<title>frame框架的显示隐藏操作 - 51windows.net</title>
</head>
<frameset name="full" rows="64,*,64">
<frame name="top" scrolling="no" xnoresize target="contents" src="top.htm">
<frameset cols="25%,*" name="cen">
<frame name="contents" target="main" src="left.htm">
<frame name="main" src="main.htm">
</frameset>
<frame name="bottom" scrolling="no" xnoresize target="contents" src="bottom.htm">
<noframes>
<body>
<p>此网页使用了框架，但您的浏览器不支持框架。</p>
</body>
</noframes>
</frameset>
</html>
main.htm
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta name="GENERATOR" content="Microsoft FrontPage 4.0">
<meta name="ProgId" content="FrontPage.Editor.Document">
<title>main - 51windows.net</title>
</head>
<body>
<SCRIPT LANGUAGE="JavaScript">
<!--
function shtop(){
if (parent.full.rows.indexOf("0,*,")!=-1){
parent.full.rows="64,*,"+parent.full.rows.split(",")[2]
document.getElementById("shtop").value="隐藏上部";
}
else{
parent.full.rows="0,*,"+parent.full.rows.split(",")[2]
document.getElementById("shtop").value="显示上部";
}
}
function shleft(){
if (parent.cen.cols=="0,*"){
parent.cen.cols="25%,*,"
document.getElementById("shleft").value="隐藏左部";
}
else{
parent.cen.cols="0,*"
document.getElementById("shleft").value="显示左部";
}
}
function shbottom(){
if (parent.full.rows.indexOf(",*,0")!=-1){
parent.full.rows=parent.full.rows.split(",")[0]+",*,64"
document.getElementById("shbottom").value="隐藏下部";
}
else{
parent.full.rows=parent.full.rows.split(",")[0]+",*,0"
document.getElementById("shbottom").value="显示下部";
}
}
function maxmain(){
if (parent.full.rows=="0,*,0"){
parent.full.rows="64,*,64"
parent.cen.cols="25%,*"
document.getElementById("maxmain").value="隐藏左上下";
document.getElementById("shtop").value="隐藏上部";
document.getElementById("shleft").value="隐藏左部";
document.getElementById("shbottom").value="隐藏下部";
}
else{
parent.full.rows="0,*,0";
parent.cen.cols="0,*";
document.getElementById("maxmain").value="显示左上下";
document.getElementById("shtop").value="显示上部";
document.getElementById("shleft").value="显示左部";
document.getElementById("shbottom").value="显示下部";
}
}
//-->
</SCRIPT>
<input type="button" name="maxmain" id="maxmain" οnclick="maxmain();" value="隐藏左上下">
<input type="button" name="shtop" id="shtop" οnclick="shtop();" value="隐藏上部">
<input type="button" name="shleft" id="shleft" οnclick="shleft();" value="隐藏左部">
<input type="button" name="shbottom" id="shbottom" οnclick="shbottom();" value="隐藏下部">
</body>
</html>
造(gao)+递归）)
