$(document).ready(function() {		
	$("#zoekCntr #land, .rightBox #land").change(function(){
		$.getJSON("/backend/json.regions.php",{id: $(this).val()}, function(j){
			var options = '';
			for (var i = 0; i < j.length; i++) {
				if(j[i].optionGroupStart == "true") {
					options += '<optgroup label="' + j[i].optionGroupLabel + '">';
				}
				else if(j[i].optionGroupEnd == "true") {
					options += '</optgroup>';
				}
				else {
					options += '<option value="' + j[i].optionValue + '">' + j[i].optionDisplay + '</option>';
				}
			}
			$("#regio").html(options);
		})
	});	
});