// Default Banner Image
function select_random_image(){
	var rndnum = Math.floor(Math.random()*3);
	var image_a = new Array('banner_image.jpg', 'banner_image01.jpg', 'banner_image02.jpg')
	return image_a[rndnum]
}
function check_banner(image_asset_path){
	if($('banner').childElements().size() == 0){
		var asset_file = image_asset_path+select_random_image();
		var default_banner = $('default_banner');
		var data = new Element('img', {'src': asset_file });
		default_banner.appendChild(data)
		default_banner.show();
	}
}
// Load Navigation
Event.observe(window, 'load', function() {
  $$('#navigation .menu_primary ul li div.menu_secondary').each( function(e) {
    // Menu generating code puts an inline "display: none" on each of these.
    // Take it off and less our CSS file handle hiding/showing.
    e.show();
  });
  $$('#navigation .menu_primary ul li.expandable').each( function(e) {
    Event.observe(e, 'mouseover', function() {
      Element.addClassName(e, 'hovering');
    });
    Event.observe(e, 'mouseout', function() {
      Element.removeClassName(e, 'hovering')
    });
  });
});