.focus {width:100%; height:451px; overflow:hidden; position:relative;}
.focus_area {height:380px; position:absolute;}
.focus_area div{float:left; height:451px; overflow:hidden; position:relative; background:#000;}
.focus_area div img{ width:100%; height:100%;}
.focus .btnBg {position:absolute; width:100%; height:20px; left:0; bottom:0; background:#000;}
.focus .btn {position:absolute; width:98%; height:10px; padding:5px 1%; right:0; bottom:0; text-align:right;}
.focus .btn span {display:inline-block; _display:inline; _zoom:1; width:25px; height:10px; _font-size:0; margin-left:5px; cursor:pointer; background:#fff;}
.focus .btn span.on {background:#fff;}
.focus .preNext {width:45px; height:100px; position:absolute; top:170px; background:url(../../Images/UI/sprite.png) no-repeat 0 0; cursor:pointer;}
.focus .pre {left:0;}
.focus .next {right:0; background-position:right top;}