<!--
NUM_MAIN_MENUS = 5;
NUM_SUB_MENUS = 0;
menu_img_on = new Array();
menu_img_off = new Array();

var ns4;
var ie4;
var ns6;

function isBrowser(b,v)
{
	/*
	** Check if the current browser is compatible
	**  b  browser name
	**  v  version number (if 0 don't check version)
	** returns true if browser equals and version equals or greater
	*/
	browserOk = false;
	versionOk = false;
	
	browserOk = (navigator.appName.indexOf(b) != -1);
	if (v == 0) versionOk = true;
	else  versionOk = (v <= parseInt(navigator.appVersion));
	return browserOk && versionOk;
}


// Test for which browser
if (isBrowser('Netscape', 4)) ns4 = true;
if (document.all) ie4 = true;
if ((document.getElementById) && (!document.all)) ns6 = true;
if (ns6 == true) ns4 = false;
var ie=document.all;

// Number of seconds since last menu clear:
var menusCleared = 0;
// Number of seconds of idle time before clearing menus:
var MENU_START_TIME = 0;

var currentMenu = -1;


function NewMenuImage(arg)
{
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function InitMenus(path, current)
{
	currentMenu = current;
	if (path == null)
		path = "./";
	
	// Main menus:
	for (i = 0;  i < NUM_MAIN_MENUS;  i++) {
		menu_img_on[i] = NewMenuImage(path + "images/mainnav/mainnav_0" + i + "_on.gif");
		menu_img_off[i] = NewMenuImage(path + "images/mainnav/mainnav_0" + i + "_off.gif");
	}

}

function checkClearMenus()
{
	if (menusCleared > 0) {
		menusCleared--;
		if (menusCleared == 0) {
			clearAll(currentMenu);
		}
	}
}

var windowTimerFunc = window.setInterval("checkClearMenus()", 1000);

function showLayer(which)
{
	if (ie4) {
		document.all[which].style.visibility = "visible";
	}
	if (ns6) {
		document.getElementById(which).style.visibility = "visible";
	}
	if (ns4) {
		document.layers[which].visibility = "show";
	}
}

function hideLayer(which)
{
	if (ie4) {
		document.all[which].style.visibility = "hidden";
	}
	if (ns6) {
		document.getElementById(which).style.visibility = "hidden";
	}
	if (ns4) {
		document.layers[which].visibility = "hide";
	}
}

function hideAllSubMenus()
{
	for (i = 0;  i < NUM_SUB_MENUS;  i++) {
		hideLayer("submenu_" + i);
	}
	hideLayer("submenu-container");
}

function clearAll(menuNum)
{
	//hideAllSubMenus();
	unHiliteAllMenus();
	if (menuNum >= 0) {
		// Hilite "here" menu:
		if (document.getElementById('mainnav_0' + menuNum) == null)
			; //Do nothing
		else
			document['mainnav_0' + menuNum].src = menu_img_on[menuNum].src;
	}
	menusCleared = 0;
}

function unHiliteAllMenus()
{
	len = menu_img_on.length;
	for (i = 0;  i < len;  i++) {
		if (document.getElementById('mainnav_0' + i) == null)
			; //Do nothing
		else
			document['mainnav_0' + i].src = menu_img_off[i].src;
	}
}

function showSubMenu(menuNum)
{
	// First, unhilite the other menus and hide the sub-menus:
	clearAll(menuNum);
	unHiliteAllMenus();
	menusCleared = MENU_START_TIME;
	
	// Hilite the menu:
	document['mainnav_0' + menuNum].src = menu_img_on[menuNum].src;
	
	// Show the selected sub-menu:
	//showLayer("submenu_" + menuNum);
	//showLayer("submenu-container");
}

function NewPopupWindow(url, name, width, height)
{
	var left   = (screen.width  - width)/2;
	var top    = (screen.height - height)/2;
	var params = "";
	
	if ( name == null)
		name = " ";
	
	if ( width == null )
		width = 800;

	if ( height == null )
		width = 600;

	params += 'width='+width+', height='+height;
	params += ', top='+top+', left='+left;
	params += ', directories=no';
	params += ', location=no';
	params += ', menubar=no';
	params += ', resizable=no';
	params += ', scrollbars=no';
	params += ', status=no';
	params += ', toolbar=no';

	url = window.location.protocol + "//" + window.location.hostname + "/" + url;

	alert('url->' + url + " name->" + name + " params->" + params);

	if (ie4) 
		window.open(url, "_blank", params);
	else
		window.open(url, name, params);

	// mynewwindow.focus();
}

function SetImage(imageName, imagePath)
{
	img = new Image();
	img.src = imagePath;
	document[imageName].src = img.src;
}

function newImage(arg) 
{
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

//var preloadFlag = false;
function preloadImages(path)
{
	if (path == null)
		path = "./";
		
	if (document.images) {
		menubar0_over = newImage(path + "images/mainnav/mainnav_00_on.gif");
		menubar1_over = newImage(path + "images/mainnav/mainnav_01_on.gif");
		menubar2_over = newImage(path + "images/mainnav/mainnav_02_on.gif");
		menubar3_over = newImage(path + "images/mainnav/mainnav_03_on.gif");
		menubar4_over = newImage(path + "images/mainnav/mainnav_04_on.gif");
		//preloadFlag = true;
	}
}

//-->