这句话的第一句和最后一句分别是什么意思？

<!-- #include file="an.htm" -->
<form method="POST" action="loginCheck.asp">
   <div align="center">
    <center>
      <br>
      <br>
      <table border="1" width="348" bordercolorlight="#C0C0C0" cellspacing="0" cellpadding="0" bordercolordark="#FFFFFF">
        <tr> 
          <td width="338" colspan="2" align="center" background="pic/bg_re.gif" class="p9">用户登陆</td>
    </tr>
        <tr> 
          <td width="169" align="right" class="p9">用户名：</td>
          <td width="169" class="p9"> 
            <input type="text" name="AdminUID" size="20"></td>
    </tr>
        <tr> 
          <td width="169" align="right" class="p9">密码：</td>
          <td width="169" class="p9"> 
            <input type="password" name="AdminPWD" size="20"></td>
    </tr>
    <tr>
      <td width="169" height="22" align="right"><input type="submit" value="提交" name="B1" style="font-family: 宋体; font-size: 9pt; background-color: #FFFFFF; border-style: solid; border-width: 1"></td>
      <td width="169"><input name="B2" type="reset" style="font-family: 宋体; font-size: 9pt; background-color: #FFFFFF; border-style: solid; border-width: 1" value="全部重写">
            <a href="adduer.asp">没有注册？</a> </td>
    </tr>
  </table>
    </center>
   </div>
  <p>　</p>
</form>
<!--#include file="foot.asp"-->