<head>
<style type="text/css">
html{
height:100%;
}
body{
margin: 0ox;
padding: 0px;
height:100%;
}
#main{
background: #eeeeee;
height: 100%;
width: 100%;
}
</style>
<head>
<body>
<table border="1" id="main">
<tr>
<td height="50px">네비게이터</td>
</tr>
<tr>
<td>메인<td>
</tr>
</table>
</body>
</html>