'<form id="box" method="post" action="sendmail.php" onsubmit="return validate_form(this)">
  Email:<br />
  <input name="email" type="text"/><br /><br />
  Message:<br />
  <textarea name="message" rows="15" cols="40">
  </textarea><br />
  <button id="button" type="submit">Send</button><br /><br />
</form>'>