#footer .footerweibo li { float:left; position: relative; }
#footer .footerweibo li a { display:block; }
#footer .footerweibo .tanchu1 { position:absolute; left:-15px; top:-115px; width:100px; height:100px; display:none; z-index:100; }
#footer .footerweibo .tanchu2 { position:absolute; left:-10px; top:-115px; width:100px; height:100px; display:none; z-index:100; }
#footer .footerweibo .tanchu3 { position:absolute; left:-15px; top:-115px; width:100px; height:100px; display:none; z-index:100; }
#footer .footerweibo .tanchu4 { position:absolute; left:-15px; top:-115px; width:100px; height:100px; display:none; z-index:100; }
#footer .footerweibo .tanchu5 { position:absolute; left:-10px; top:-115px; width:100px; height:100px; display:none; z-index:100; }