function set_search_sort(command, parameters) {
	if (parameters) {
		command += parameters;
	}
	var str = command.indexOf('?') == -1 ? '?' : '&';
	command += str + "sort_order=" + document.getElementById("sort_order").value;
	location.href = command;
}

function set_rbar_selection(command, parameters) {
	if (parameters) {
		command += parameters;
	}
	var str = command.indexOf('?') == -1 ? '?' : '&';
	command += str + "year_selection=" + document.getElementById("year_selection").value + "&location=" + document.getElementById("location").value;
	location.href = command;
}