.div_center { width:780px; height:28px;  margin-left: auto;margin-right:auto; } /*定义总体宽度、高度；background:003399; 控制背景颜色,居中对齐*/

.div_center .line_2 { float:left; width:2px; height:28px; background:url(../images/index_25.gif) no-repeat;}
.div_center .off { float:left; text-align:center;}
.div_center .on { float:left; text-align:center;}
.div_center div h1 a{ font-weight:normal; font-size:12px; color:#FFFFFF; text-decoration:none;padding:7px 20px; line-height:28px;}
.div_center div h1 a:hover{ font-weight:normal; font-size:12px; color:#fff; text-decoration:none;}