<form method="post" acction="save.php">

      <label for="username">用户名:</label>

      <input type="text"  name="username" id="username" value="" />

      <label for="pass">密码:</label>

      <input type="password"  name="pass" id="pass" value="" />    

      <input type="submit" value="确定"  name="submit" />

      <input type="reset" value="重置" name="reset" />