<select name="state" id="state">
   <option selected value="">--</option>
   <option value="ACT" <?php if (isset($_SESSION["regoState"]) && $_SESSION["regoState"] == 'ACT') echo 'selected="selected"'; ?>>ACT</option>
   <option value="NSW" <?php if (isset($_SESSION["regoState"]) && $_SESSION["regoState"] == 'NSW') echo 'selected="selected"'; ?>>NSW</option>
   <option value="NT" <?php if (isset($_SESSION["regoState"]) && $_SESSION["regoState"] == 'NT') echo 'selected="selected"'; ?>>NT</option>
   <option value="QLD" <?php if (isset($_SESSION["regoState"]) && $_SESSION["regoState"] == 'QLD') echo 'selected="selected"'; ?>>QLD</option>
   <option value="SA" <?php if (isset($_SESSION["regoState"]) && $_SESSION["regoState"] == 'SA') echo 'selected="selected"'; ?>>SA</option>
   <option value="TAS" <?php if (isset($_SESSION["regoState"]) && $_SESSION["regoState"] == 'TAS') echo 'selected="selected"'; ?>>TAS</option>
   <option value="VIC" <?php if (isset($_SESSION["regoState"]) && $_SESSION["regoState"] == 'VIC') echo 'selected="selected"'; ?>>VIC</option>
   <option value="WA" <?php if (isset($_SESSION["regoState"]) && $_SESSION["regoState"] == 'WA') echo 'selected="selected"'; ?>>WA</option>
</select>