function searchChoice() {
	var selectype = document.choice

	var opt1 = selectype.purpose.selectedIndex;
	var pur = selectype.purpose.options[opt1].value;

	var opt2 = selectype.charge.selectedIndex;
	var char = selectype.charge.options[opt2].value;

	document.location.href="/search/list.php?" + pur + "&" + char;
}