<script language="java script">
<!--
function validate_form() {
  validity = true;
  if (!check_empty(document.form.NAME.value))
        { validity = false; alert('对不起!请你填入你的姓名。'); }
  if (!check_email(document.form.EMAIL.value))
        { validity = false; alert('对不起!请重新正确填入Email地址。'); }
  if (!check_empty(document.form.DESCRIPTION.value))
        { validity = false; alert('对不起!请你在"简要描述"留言填入留言。'); }
  if (validity)
        alert ("                      谢谢你的来信.                                  "
                + "              你所填的信息将以Email形式发送给我，                      "
                + "              假如你认为本站内容不错的话，请将本                       "
                + "              介绍给你的朋友，希望大家经常光顾本站。");
  return validity;
}

function check_empty(text) {
  return (text.length > 0);
}

function check_email(address) {
  if ((address == "")
    || (address.indexOf ('@') == -1)
    || (address.indexOf ('.') == -1))
      return false;
  return true;
}

// -->
</script>
<form name="form" method="post" action="mailto:laofz@21cn.com"
enctype="text/plain" onSubmit="return validate_form()">
              <table width="90%" border="0" cellspacing="0" cellpadding="0">
                <tr>
                  <td width="77%">
                    <div align="left">
                      <table border="1" width="69%" bordercolorlight="#008000" cellspacing="0" cellpadding="5" bordercolordark="#FFFFFF">
                        <tr>
                          <td width="21%" align="right"><font size="3">姓&nbsp;  
                            名:</font>
                          </td>
                          <td width="79%">
                      <input type="text" size=25 name="NAME">
                          </td>
                        </tr>
                        <tr>
                          <td width="21%" align="right"><font size="3">E-mail:&nbsp; </font></td>
                          <td width="79%">
                      <input type="text" size=33 name="EMAIL">
                          </td>
                        </tr>
                        <tr>
                          <td width="21%" align="right"><font size="3">主&nbsp;  
                            页</font><font size="3">: </font></td>
                          <td width="79%">
                      <input type="text" size=46 name="URL" value="http://">
                          </td>
                        </tr>
                        <tr>
                          <td width="21%" align="right"><font size="3">留&nbsp;  
                            言:</font></td>
                          <td width="79%">
                      <textarea name="DESCRIPTION" rows=8 cols=45 wrap=virtual></textarea>
                          </td>
                        </tr>
                        <tr>
                          <td width="21%" align="right">　</td>
                          <td width="79%">
                      <input type="submit" name="submit" value="发送"><input type="reset" value="清除" name="reset">
                          </td>
                        </tr>
                      </table>
                    </div>
                  </td>
                </tr>
              </table>
              </form>