<script  language="vbscript">  
               dim  aa()  
               dim  bb  
               bb=2  
               redim  aa(bb)  
               aa(1)=1  
               aa(2)=2  
</script>  
<script  language="javascript">  
               var  jia=bb;
                alert(jia)
               var  hong=1;  
               var    aaaa;  
               while(hong<=jia)  
                 {  
                   aaaa=aa(1)
                   
                   hong=hong+1;  
                   }  
            alert(aaaa)       
</script>