#header {
	margin: 0px;
	padding: 0px;
	height: 100px;
	width: 800px;
	background-image: url(img/header_rogo.gif);
	background-repeat: no-repeat;
}
#sidenavi {
	margin: 0px;
	padding: 0px;
	float: left;
	height: 500px;
	width: 150px;
	background-image: url(img/sidenavi_bk.gif);
	background-repeat: repeat-y;
}
#main {
	margin: 0px;
	padding: 0px;
	float: left;
	height: 500px;
	width: 650px;
}