#helpful{display:block;float:left;}#helpful a{display:block;color:#279F32;border-radius:5px;text-align:center;padding:10px 20px 3px 0;line-height:20px;background:#FCFCFC;border:solid 1px #E2E2E2;border-bottom:solid 2px #ABABAB;}#helpful a:hover{background:#F1FFED;text-decoration:none;}#helpful a b{background-image:url(../images/helpful_icon.gif);background-position:left center;background-repeat:no-repeat;padding-left:28px;padding-top:3px;}#helpful a i{color:#969696;font-size:12px;font-family:宋体;display:block;font-style:normal;width:130px;height:20px;line-height:20px;cursor:pointer;}