setTimeout 用例

xiaojin21cen

 
 
 

 <table  border="1">
 <tr id="msg" >
    <td>aa</td>
    <td>aa</td>
    <td>aa</td>
    <td>aa</td>
 </tr>
 <tr>
    <td>b</td>
    <td>b</td>
    <td>bb</td>
    <td>bb</td>
 </tr>
 <tr>
    <td>cc</td>
    <td>cc</td>
    <td>cc</td>
    <td>cc</td>
 </tr>
 </table>
 <script type="text/javascript">
setTimeout("timedCount()",2000);
function timedCount(){
    document.getElementById('msg').style.display="none";
}
</script>