ul,li{ margin:0; padding:0; list-style:none;}
.zscroll{ width:210px; height:230px; position:relative; margin:10px auto auto;}
#scroll{ width:210px; height:230px; overflow:hidden;}
#scroll li{ float:left; margin:0 5px;height:230px;width:210px;}
#scroll li span{ width:50px; height:50px; display:block; background-color:#000; z-index:10;}
.prev{  width:30px; height:48px; background:url(../images/left.png) left top no-repeat; position:absolute; left:5px; top:55px; z-index:3;}
.next{  width:30px; height:48px; background:url(../images/right.png) left top no-repeat;position:absolute; right:-7px; top:55px;z-index:3;}
.prev:hover{ background:url(../images/left.png) left bottom no-repeat; cursor:pointer;}
.next:hover{ background:url(../images/right.png) left bottom no-repeat; cursor:pointer;}