Forum Moderators: not2easy
Here's the simple code with explanatory comments:
<html>
<head>
<title>Simulate Frames! (please)</title>
<style type="text/css">
body {margin: 0;} #header {position: absolute;
top: 0;
left: 70;
right: 0;
background: #00ff00;
z-index: 2;}
#sidebar {position: absolute;
top: 0;
height: 100%;
left: 0;
width: 70;
background: #cccccc;
z-index: 1;}
#main {position: absolute;
top: 25;
left: 70;
right: 0;
bottom: 0;
overflow: auto;
background: #ff0000;
z-index: 0;}
</style>
</head>
<body>
<span id="header"> <!--should remain visible and motionless-->
<table style="width: 100%; text-align: center;">
<tr>
<td>asdf</td>
</tr>
</table>
</span>
<span id="sidebar"><!--should remain visible and motionless-->
asdf
</span>
<span id="main"><!--scroll to test the design-->
<table style="width: 100%; text-align: center;">
<tr>
<td>asdf<br />
asdf<br />
asdf<br />
adsf<br />
<!--continue to add lines of text to cause overflow-->
</td>
</tr>
</table>
</span>
</body>
</html>
position: static¦fixed¦relative¦absolute;
z-index: n