<table>
<form action="/?p=new" method="post">
  <tr>
    <td>Name: <input type="text" name="name" /></td>
  </tr>
  <tr col="2">
    <td>
      <select name="thema" size="10">
      <?php
        $fname = "themen.txt";
        $file = file($fname);

        for($i = 0; $i < sizeof($file); $i++) {
          echo "<option>". $file[$i] ."</option>";
        }
      ?>
      </select>
    </td>
  </tr>
  <tr>
    <td><input type="submit" name="new" /> <input type="reset" name="reset" /></td>
  </tr>
</form>
</table>