| <style> | |
| .chunjie-ad{ background: url("templates/default/images/ad.jpg") center no-repeat #bc0b08; background-size:cover } | |
| </style> | |
| <div class="chunjie-ad"></div> | |
| <script> | |
| $(‘.chunjie-ad‘).height($(window).height()); | |
| function chunjie_ad(){ | |
| $(‘.chunjie-ad‘).slideUp(1000); | |
| } | |
| setTimeout(‘chunjie_ad()‘,3000); | |
| </script> |
原文：http://www.cnblogs.com/gaohj/p/5189197.html