Something

<select name="year">  <option value="0">Year</option><?phpfor ($i = date("o"); $i > 1899; $i--){  echo "\n  ";  echo "<option value=\"".$i."\">".$i."</option>";}?></select><select name="month">  <option value="0">Month</option><?phpfor ($i = 1; $i < 13; $i++){  $array = getdate(strtotime("$i/01/2007"));  echo "\n  ";  echo "<option value=\"".$i."\">".$array['month']."</option>";}?></select><select name="day">  <option value="0">Day</option><?phpfor ($i = 1; $i < 32; $i++){  echo "\n  ";  echo "<option value=\"".$i."\">".$i."</option>";}?></select>