*#lv_tips{ background:url(/home/studentwork/index/images/lv_tips_bg.gif) no-repeat; width:235px; height:55px;color:#606060;margin:30px auto; position:fixed; z-index:2;top:40%;left:40%;display:none;}
#lv_tips p{ padding:10px; height:33px;}
#lv_tips p img{ float:left; margin-right:8px;}
#lv_tips p span{ font-weight:bold; font-size:14px; line-height:33px;}