JavaScrip救命阿30分全给了
<a   href= 'DeleteUser.jsp?UserID= <%=rs.getString( "UserID ")%>  '> 删除用户                                        </a>    
 删除用户是一个超链接   如何弹出一个确定和取消的对话框   如何点确定者进行连接 
 取消的话不进行任何操作 
------解决方案--------------------Easy   
 L@_@K     
   <body>  
    <a href= '# ' onclick= 'comfirmDeleteUser( <%=rs.getString( "UserID ")%> ) '> 删除用户 </a>  
  <script type= "text/javascript ">  
  <!-- 
 function comfirmDeleteUser(strUserId) 
 { 
     if (confirm( "确认删除所选用户? ")) 
     { 
         var currentPath = window.location.href.substring(0, window.location.href.lastIndexOf( "/ ")+1); 
         window.location.href = currentPath +  "DeleteUser.jsp?UserID= " + strUserId; 
     } 
 } 
 //-->  
  </script>  
   </body>