新手求教,一个关于验证的。为什么checkl.jsp的代码没有起作用,万分谢谢
index.jsp
<head>
     <title>My JSP 'index.jsp' starting page</title>
      <script type="text/javascript">
          function myCheck()
          {
             if(form1.name.value=="")
             {
                alert("请输入用户名!");
             }
             if(form1.password.value=="")
             {
                alert("请输入密码!");
             }
             if(form1.check.value=="")
             {
                alert("请输入验证码!");
             }
             if(form1.check.value!=form1.checkAnswer.value)
             {
                alert("验证码不正确!");
             }
          }
       </script>
   </head>    
   <body>
    <form action="check.jsp" method="post" name="form1">
      <table align="center">
         <tr>
            <td>用户名:</td>
            <td><input type="text" name="name" onMouseOut="this.background='green';">
            </td>
         </tr>
         <tr>
            <td>密  码:</td>
            <td><input type="password" name="password">
            </td>
         </tr>
         <tr>
            <td>验证码:</td>
            <td>
               <input type="text" name="check">
                <%int intmethod=(int)(Math.random()*10);
                  int intmethod2=(int)(Math.random()*10);
                  int intmethod3=(int)(Math.random()*10);
                  int intmethod4=(int)(Math.random()*10);
                  String intsum=intmethod+""+intmethod2+""+intmethod3+""+intmethod4;%>
                  <input type="hidden" name="checkAnswer" value="<%=intsum %>">
            </td>
            <td>
               <span ><img  src="number/<%=intmethod %>.jpg" height="20px">
                        <img  src="number/<%=intmethod2 %>.jpg" height="20px">
                        <img  src="number/<%=intmethod3 %>.jpg" height="20px">
                        <img  src="number/<%=intmethod4 %>.jpg" height="20px">
                  </span>
            </td>
         </tr>
         <tr>
            <td></td>
            <td>
               <input type="submit" value="提交" name="submit" onClick="myCheck()">
               <input type="reset" value="重置" name="submit2">
            </td>
         </tr>
      </table>
    </form>
   </body>
check.jsp
<body>     
       <%
          String name=request.getParameter("name");
          String password=request.getParameter("password");
          String message;
          if(name.equals("min")&&(pa