#content_left {
	width: 220px;
	margin-left: 15px;
	margin-top: 20px;
	float: left;
}
#content_center {
	width: 415px;
	float: left;
	margin-left: 15px;
	margin-top: 20px;
}
#content_right {
	display: none;
	width: 0px;
}
*html  #content_left {
	margin-left: 8px;
}