如题，其中一个页面如下：
<script>   
  function   a_click()   
  {   
          document.MENU.action="cs.asp";   
          document.MENU.submit();   
  }   
  function   b_click()   
  {   
          document.MENU.action="../coe_web/cs.asp" ; 
          document.MENU.submit();   
  }
  function   c_click()   
  {   
          document.MENU.action="../coe_web/cs.asp?lang=en" ;
          document.MENU.submit();   
  }     
  function formreset()
  { 
          document.MEMU.reset() 
  } 

  </script>
<form method="post" name="MENU" id="MENU">
                <table width="228" border="0">
                  <tr> 
                    <td width="34" valign="bottom">&nbsp;</td>
                    <td colspan="2" valign="bottom"> <div align="center"><img src="../images/cx1.jpg" width="124" height="16"></div></td>
                  </tr>
                  <tr> 
                    <td>&nbsp;</td>
                    <td colspan="2"> <div align="center">
                      <textarea name="MENU" cols="20" rows="10" wrap="VIRTUAL" id="MENU"></textarea>
                    </div></td>
                  </tr>
                  <tr>
                    <td>&nbsp;</td>
                    <td width="94"><div align="center">
                      <input name="Submit" type="image" onClick="b_click()" value="查询" src="../images/cx2.jpg" width="50" height="18">
                    </div></td>
                    <td width="86"><div align="center">
                      <label>
                      <input type="image" name="imageField" onClick ="this.form.reset();return false;" src="../images/cx3.jpg">
                      </label>
                    </div></td>
                  </tr>
                </table>
              </form>