.clear {clear:both; height:0; overflow:hidden;}

body {
	height: 100%;
	margin: 0px auto;

}
#wrapper {
	margin: 0px auto;
	min-height: 100%;
	width: 1100px;
}

#header {
	height: 470px;
	width: 100%;
	margin: 0px auto;
}
#contents {
	width: 100%;
	margin-bottom: 30px;
	margin-top: 0px;
	margin-right: auto;
	margin-left: auto;
}
#left_ {
	height: 120px;
	width: 270px;
	float: left;
	position: relative;
	display: inline;
	margin-top: 20px;
	padding-left: 90px;
}
#center_ {
	width: 280px;
	height: 120px;
	float: left;
	padding: 0px 30px 0px 30px;
	background-image: url(../img/mainpage_banner_line.gif);
	background-repeat: no-repeat;
	margin-left: 10px;
	position: relative;
	display: inline;
	margin-top: 20px;
}
#right_ {
	width: 290px;
	height: 120px;
	float: right;
	margin-right: 90px;
	position: relative;
	display: inline;
	margin-top: 20px;
}
#foot {
	height: 100px;
	width: 100%;
	margin: 0px auto;
	clear: both;
	padding-top: 30px;
}
#foot_contents {
	height: 83px;
	width: 980px;
	margin: 0px auto;
	background-image: url(../img/main_foot_.gif);
	background-repeat: no-repeat;
}