// main navigation (c) taker

menu_items = 30;
bgNormal = "#FFFFFF";
bgActive = "#7AA2CA";

ie4 = (document.all) ? true : false;
nn6 = (navigator.appName == "Netscape") & (parseInt(navigator.appVersion) >= 5);

function show_menu(menu) {
	if (((menu >= 8) && (menu <= 12)) || ((menu >= 18) && (menu <= 21)))  {
		bgNormal = "#F4F4F4";
		bgActive = "#7AA2CA";
	}
	if (nn6 && document.getElementById('m'+menu)) document.getElementById('m'+menu).style.backgroundColor = bgActive;
	if (ie4 && document.all['m'+menu]) document.all['m'+menu].style.backgroundColor = bgActive;
		bgNormal = "#FFFFFF";
		bgActive = "#7AA2CA";
}

function hide_menu(menu) {
	if (((menu >= 8) && (menu <= 12)) || ((menu >= 18) && (menu <= 21)))  {
		bgNormal = "#F4F4F4";
		bgActive = "#7AA2CA";
	}
	if (nn6 && document.getElementById('m'+menu)) document.getElementById('m'+menu).style.backgroundColor = bgNormal;
	if (ie4 && document.all['m'+menu]) document.all['m'+menu].style.backgroundColor = bgNormal;
		bgNormal = "#FFFFFF";
		bgActive = "#7AA2CA";
}

function init() {
	for (var i = 1; i <= menu_items; i++) hide_menu(i);
}