日期:2014-05-18 浏览次数:20540 次
<td id="imgmenu0" background="image/menuup.jpg" style="height:25px; cursor:hand;" onclick="showmenu(0)"> <span>系统维护</span> </td> //相应js代码:(以前的写法是对的) …… imgmenu0.background="image/menudown.gif";
<td style="height:25px;background-image:url("image/menuup.gif")</td> //我写的相应js代码不对啊 …… imgmenu0.background-image=url("image/menudown.gif");
<style type="text/css"> #td { background: image/menuup.jpg; height:25px; cursor:hand } </style> <td id="imgmenu0" class="tdclass" onclick="showmenu(0)">
------解决方案--------------------
<table> <tr> <td id="imgmenu0" style="background-image:url('img/logo.png');height:200px;width:400px">a</td> </tr> </table> <script type="text/javascript"> imgmenu0.style.backgroundImage = 'url("img/login_bg.jpg")'; </script>