.nav{ text-align:left; line-height:30px;}
.content{ float:left;}
.cont_left{ width:493px; float:left;}
.cont_left h1{ }
.cont_left h2{ width:438px; float:left; margin-left:20px;*margin-left:20px;_margin-left:10px; border:1px solid #ededed; padding:19px 0 12px 12px;}
.t1{ width:491px; float:left; border:1px solid #e1e1e1; border-top:none; padding-bottom:20px;}
.t1 ul{ width:490px; float:left;}
.t1 li{ float:left; margin:16px 1px 0 20px;*margin:16px 1px 0 20px;_margin:16px 11px 0 9px;}