.wrap{ width:960px; margin:0 auto;}
.layout_left{width:185px; float:left}
.layout-content{ width:510px; float:left; margin:0 0 0 13px}
.layout_right{ width:241px; float:right}
.layout_news_left{ width:710px; float:left}
.layout_trade{ width:510px; float:left}
.news-layout-right{ width:300px; float:right}