window.addEvent('domready', function() {
	$$('#locality SELECT').addEvent('change',function(event) {
													  
		var myEvent = new Event(event);
		var selID = $(event.target).get('id');
		var selID = selID.substr(selID.length - 1,1);

		var selname = $(event.target).get('name');
		var selname = selname.substr(0,selname.length - 1);

		var myAllNext = $(event.target).getAllNext();
		$(event.target).getAllNext().setStyle('display','none');
		var first = selID;
		
		$each(myAllNext, function(sel_obj,key){ 
			if ($(sel_obj).get('name')!= null){								  
			if ((first == selID)&&($(event.target).get('value')!=0))
			{
			$(sel_obj).setStyle('display','block');
			var myRequest = new Request.HTML({url: 'lib/getter.php?sel_id=' + selname + selID,update: sel_obj}).post($('locality')); 
			} else
			{
			var myRequest = new Request.HTML({url: 'lib/getter.php',update: sel_obj}).post($('locality'));
			}
			selID++;
			}
		});
	});
});