ul.iStu12 {list-style:none; margin:0 auto; position:relative; padding:0 42px 25px 42px; width:0; z-index: 0;}
ul.iStu12 li.prev {position:absolute; width:42px; height:123px; background:url(left.png); left:0; z-index:100; cursor:pointer;}
ul.iStu12 li.next {position:absolute; width:42px; height:123px; background:url(right.png); right:0; z-index:100; cursor:pointer;}
ul.iStu12 li.images {position:absolute; left:42px; top:0; overflow:hidden; z-index:50;}
ul.iStu12 li.images div.slide {position:absolute; left:0; top:0;}
ul.iStu12 li.images img {display:block; float:left;}
ul.iStu12 li.caption {position:absolute; bottom:0; left:42px; font:bold 12px/25px arial,sans-serif; color:#888;}