function attachOnSubmitEvents()
{
  var select_box = document.getElementById('town_select_box');
  var submit_image_button = document.getElementById('county_town_select_submit');

  if (select_box == null || submit_image_button == null) return; 
  
  submit_image_button.onclick = function() {
    window.location.href = window.location.href += '/' + 
      select_box.options[select_box.selectedIndex].value;
  }
  
  submit_image_button.onmouseover = function() {
    this.style.cursor = 'pointer';
  }
}