$(function() {
	$("select[name='countryGroupIds']")
		.change(function(){
			var groupIds = $(this).val();
			console.log("vals: %o", groupIds);
			var allIds = new Array();
			if (groupIds)
			{
				for  (var idx = 0; idx<groupIds.length; idx++)
				{
					allIds = allIds.concat(map[groupIds[idx]]);
				}
				$("select[name='countryIds']").val(allIds);
			}
		});
});