<form action="http://localhost:8081/adduser" method="post">
  <p>
  <input type="text" size="30" name="firstname" id="firstname">
  <label for="firstname">: First name</label>
  <br>
  <input type="text" size="30" name="lastname" id="lastname">
  <label for="lastname">: Last name</label>
  <br>
  <input type="text" size="40" name="email" id="email2">
  <label for="email2">: email</label>
  <br>
  <input type="radio" name="sex" value="Male" checked="checked">
  Male
  <br>
  <input type="radio" name="sex" value="Female">
  Female
  <br>
  <input type="checkbox" name="sendAds" id="sendAds" value="yes" checked="checked">
  <label for="sendAds">ok to send email ads?</label>
  <br>
  <input type="submit" name="what" value="Send">
  <input type="reset">
</form>