$(function() {
	
	$('form.select-form select').bind('change', function() {
		
		if (!$(this).val()) return;
		
		var form = $(this).parents('form:first');
		
		window.location = form.attr('action').replace('{{' + form.data('param') + '}}', $(this).val());
	});
	
	$('form.select-form button').bind('click', function () {
		$(this).siblings('select').change();
	});

});