<form method="POST" action="./btype.rb">
<p>??????: <input name="namae" type="text" maxlength="40"><br>
??????: <select name="blood">
  <option>A</option>
  <option>AB</option>
  <option>B</option>
  <option>O</option>
 </select><br>
<input type="submit" value="OK">
<input type="reset" value="reset"><br></p>
</form>