.ctp{width:19px;height:22px}.ctp img{width:19px;height:16px}.ctp-plus,.ctp-minus,.ctp-line,.ctp-join{background:url(/common/images/line.gif);background-position-y:-1px}.ctp-joinbottom,.ctp-plusbottom,.ctp-minusbottom{background:url(/common/images/line.gif);background-repeat:no-repeat;background-position-y:-9px}