.step a, a.step1-on, .sub-step a{background:url(img/help-bg1-chenyu.gif) no-repeat;}
.tab, .step, .sub-step, .go-top, .sub-step a, .saler .tab-buyer, .saler .tab-saler{background:url(img/help-bg2-chenyu.png) no-repeat;}
.show-box{background:url(img/help-bg3-chenyu.png) repeat-y;}
.tab a.back-home{background-image:url(img/icon_helpcenter.gif);}
.tab a, .go-top a{overflow:hidden;display:block;line-height:200px;float:left;}

#help{width:950px;height:auto;margin:0px auto;font-size:12px;font-family:"宋体"}
/*.tab{height:42px;background-position:0 -6px;}*/
.tab{height:42px;background:none;}
.tab a{width:157px;height:100%;}
.tab a.back-home{width:126px;height:14px;float:right;margin:15px 20px 0 0;}
.tab a.back-home:link, .tab a.back-home:visited{background-position:0 0;}
.tab a.back-home:active, .tab a.back-home:hover{background-position:0 16px;}
/*.saler .tab-buyer{background-position:0 -258px;}
.saler .tab-saler{background-position:-157px -257px;}*/
.saler .tab-buyer{background:none;}
.saler .tab-saler{background:none;}
.step{height:81px;background-position:0 -48px;}
.step a{width:110px;height:34px;background-position:-128px -6px;float:left;margin:25px 0 0 20px;padding-left:8px;text-align:center;line-height:35px;font-weight:bold;font-size:14px;color:#707070;text-decoration:none;}
.step a:hover, .step a:hover{text-decoration:underline;}
a.step1-on{background-position:-5px -6px;color:#d35400;}
.step2-box{width:88px;height:60px;margin:14px 0 0 20px;text-align:center;float:left;}
a.step2, a.step2-on{width:88px;height:27px;background-position:-344px -6px;line-height:28px;margin:0 0 2px 0;font-size:12px;padding-left:0;}
a.step2-on{background-position:-251px -6px;color:#d35400;}
.sub-step{height:35px;background-position:0 -129px;padding-left:32px;}
.sub-step a{background-position:-658px -270px;width:60px;height:32px;overflow:hidden;padding-left:10px;line-height:34px;display:block;float:left;color:#7194b0;font-weight:bold;}
.sub-step a.sub-step-on{background-position:-380px -270px;padding-left:17px;width:53px;color:#ff5a00;}
.sub-step a.sub-step-last{background:none;}
.show-box{text-align:center;}
.go-top{height:80px;background-position:0 -175px;}
.go-top a{width:70px;height:25px;float:right;margin:8px 12px 0 0;}