gistfile1.html

<select name="location" class="dependent-demo2">
  <option>-- Please Select --</option>
  <option value="238">London || North || Enfield</option>
  <option value="239">London || North || Barnet</option>
  <option value="240">London || South || Croydon</option>
  <option value="241">London || South || Bromley</option>
  <option value="242">London || South || Sutton</option>
  <option value="243">Bristol || St Pauls</option>
  <option value="244">Bristol || Horfield</option>
  <option value="245">Bristol || Bedminster</option>
  <option value="246">Bournemouth</option>
</select>