摘要：
样式：.fileInput{width:102px;height:34px;background:url(http://images.cnblogs.com/cnblogs_com/dreamback/upFileBtn.png);overflow:hidden;position:relative;}.upfile{position:absolute;top:-100px;}.upFileBtn{width:102px;height:34px;opacity:0;filter:alpha(opacity=0);cursor:pointer;}HTML:<divclass="fi 阅读全文