.rollphotos {width: 543px; height:82px; overflow:hidden; background:url(../images/index_r24_c4.jpg) no-repeat left top;}

.blk_29 {zoom: 1; position: relative}
.blk_29 .leftbotton {background: url(../images/index_r24_c4.jpg) no-repeat 0px -13px; float: left; left: 0px; top: 11px; width: 13px; height: 60px; cursor: pointer; position: absolute; overflow:hidden}
.blk_29 .rightbotton {background: url(../images/index_r24_c4.jpg) no-repeat -530px -13px; float: right; right: 0px; top: 11px; width: 13px; height: 60px; cursor: pointer; position: absolute; overflow:hidden}
.blk_29 .cont {margin: 0px auto; overflow: hidden; width: 508px; height:50px; margin: 5px; float:left; top:11px; left:13px; position: absolute;}
.blk_29 .imgbox {float: left; width: 166px; height:50px; margin-right:5px; text-align: center}
.blk_29 .imgbox img{width: 166px; height:50px;}