#ifocus {width:747px; height:650px;}
#ifocus_btn  {width:112px; height:auto; float:left;}
#ifocus_btn li {width:110px; height:118px; border:1px solid #ddd; margin-bottom:12.5px; opacity: 0.5;}
#ifocus_btn img {width:110px; height:118px;}
#ifocus_btn .current {opacity:1;}
#ifocus_pic {width:620px; height:650px; float:right; position: relative;overflow: hidden; font-size: 0;}
#ifocus_piclist {position:absolute; float:right; display:inline}