PAGINA MASTER:
<html>
<head>
</head>
<title></title>
<frameset cols="20%,*" border=0 frameborder=no>
<frame name="a" src="a.html" scrolling=no noresize>
<frame name="b" src="b.html" scrolling=no noresize>
</html>
PAGINA A:
<html>
<head>
</head>
<title></title>
<body bgcolor="#cccccc" topmargin=0 leftmargin=0>
<table width=100% height=100% border=1 cellspacing=0 cellpadding=0><tr><td>aaa</td></tr></table>
</body>
</html>
PAGINAB:
<html>
<head>
</head>
<title></title>
<body bgcolor="#336699" topmargin=0 leftmargin=0>
<table width=100% height=100% border=1 bordercolor="#000000" cellspacing=0 cellpadding=0><tr><td>bbb</td></tr></table>
</body>
</html>
Esto si no quieres lo scroll:
<...head>
<style>
body{overflow:hidden}
</style>
</head>...
Ciao,
dover