一个简单的javascritp问题


<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
<script type="text/javascript">
    function show(){
        if(!document.layers&&!document.all){
            return;
        }
        var timer=new Date();
        var hours=timer.getHours();
        var minutes=timer.getMinutes();
        var seconds=timer.getSeconds();
        var noon='AM';
        if(hours>12){
            noon='PM';
            hours=hours-12;
        }
        if(hours==0){
            hours=12;
        }
        if(minutes<=9){
            minutes='0'+minutes;
        }
        if(seconds<=9){
            seconds='0'+seconds;
        }
        var myclock="<font color='blue'><b>"+hours+":"+minutes+":"+seconds+noon+":"+"</b></font>"
        if(document.layers){
            document.layers.position.document.write(myclock);
            document.layers.position.document.close();
        }
        
            document.getElementById('position').innerHTML=myclock;
        
        setTimeout("show()",1000);    }
</script>
</HEAD><BODY onload="show()">
<table>
<tr>
<td>
<div id="position" style="position:absolute;left:441px;top:320px; width: 128px; height: 30px"> </div> 
</td>
</tr>
</table>
</BODY>
</HTML>细节啊楼主

解决方案 »

  1.   

    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
    <HTML>
    <HEAD>
    <TITLE> New Document </TITLE>
    <META NAME="Generator" CONTENT="EditPlus">
    <META NAME="Author" CONTENT="">
    <META NAME="Keywords" CONTENT="">
    <META NAME="Description" CONTENT="">
    <script type="text/javascript">
        function show(){
        /*
            if(!document.layers&&!documnet.all){
                return;
            }
        */
            var timer=new Date();
            var hours=timer.getHours();
            var minutes=timer.getMinutes();
            var seconds=timer.getSeconds();
            var noon='AM';
            if(hours>12){
                noon='PM';
                hours=hours-12;
            }
            if(hours==0){
                hours=12;
            }
            if(minutes<=9){
                minutes='0'+minutes;
            }
            if(seconds<=9){
                seconds='0'+seconds;
            }
            var myclock="<font color='blue'><b>"+hours+":"+minutes+":"+seconds+noon+"</b></font>"
            if(document.layers){
                document.layers.position.document.write(myclock);
                document.layers.position.document.close();
            }
            
                document.getElementById('position').innerHTML=myclock;
            
            setTimeout("show()",1000);    }
    </script>
    </HEAD>
    <BODY onload="show()">
    <table>
    <tr>
    <td>
    <div id="position" style="position:absolute;left:441px;top:320px; width: 128px; height: 30px"> </div> 
    </td>
    </tr>
    </table>
    </BODY>
    </HTML>
      

  2.   

    是我太粗心，谢谢！if(!document.layers&&!document.all){
      
    return;
    }
    这个地方我改过来了，还是不能执行，但是把1楼的代码拷下来，却能执行，为什么啊！
      

  3.   

    你 </script> 打成 </scritp> 了