.class_top{ width:983px; height:5px; background:url(images/class_top.jpg); overflow:hidden; margin-top:18px;}
.class_bottom{ width:983px; height:5px; background:url(images/class_bottom.jpg); overflow:hidden; margin-bottom:11px;}
.class_center{ width:983px; height:318px; background:url(images/class_center.jpg);}
.class_title{ width:961px; height:18px; background:url(images/class_title.jpg); padding-top:7px; padding-left:10px; font-weight:bold; font-size:12px; margin:0px auto 9px auto;}
.fl{ width:961px; height:19px; border-bottom:1px solid #d5d5d5; margin:0px auto; padding:7px 0px 0px 0px;} 
.fl ul{ list-style:none; margin:0px 0px; padding:0px 0px;}
.fl ul li{ float:left; margin:0px 8px 0px 2px; padding:0px 0px; font-size:12px; color:#363636;}
.fl ul li.f{ float:left; margin:0px 4px 0px 2px;  padding:0px 0px; font-size:12px; font-weight:bold; color:#000000;}
A:link,A:visited {color:#363636; text-decoration: none; font-family: Arial, Helvetica; }
A:hover {color:#0975ba; text-decoration: none; font-family: Arial, Helvetica; }
A.aa:link,A.aa:visited {color:#363636; text-decoration: none;}
A.aa:hover {color:#363636; text-decoration: underline;}

.ml{ width:641px; height:27px; background:url(images/bg.jpg); border:1px solid #e3e3e3; padding-left:340px;}
.bt_left{ float:left; margin-right:20px; margin-top:5px;}
.bt_right{ float:left; margin-left:20px; margin-top:5px;}
.ml_text{ float:left; width:250px; text-align:center; margin-top:7px; font-size:12px;}

.tp{ width:981px; border:1px solid #e3e3e3; text-align:center;}