#topic {
	width:1000px;
	/*text-align:left;	/*ie*/
	margin-left:auto;		/*others*/
	margin-right:auto;
	
	
}

#topic_content {
	width: 1000px;
	display:block;
	/*margin-top: 60px;
	margin-bottom: 60px;*/
	float: left;
	border:0px;
	text-align:center;

}