var gbrowser = "";
var preloadFlag = false;
var language = "";

if (window.ActiveXObject) { 
	// Internet Explorer
	gbrowser = "IE";
}
else { 
	// Netscape or Opera
	gbrowser = "NS";
}

function setLanguage(curLanguage) {
	language = curLanguage;
	return true;
}

function changeImages(menuname, buttonImage) {
	if (preloadFlag == true) {
		document.images[menuname].src = buttonImage.src;
	}
}

function newImage(image) {
	result = new Image();
	result.src = image;
	return result;
}

if (document.images) {
	AboutusButtonNormal          = newImage(topFolder + 'images/aboutus_button_normal.gif');
	AboutusButtonOver            = newImage(topFolder + 'images/aboutus_button_over.gif');
	FtnButtonNormal              = newImage(topFolder + 'images/ftn_button_normal.gif');
	FtnButtonOver                = newImage(topFolder + 'images/ftn_button_over.gif');
	FtnButtonHelpNormal          = newImage(topFolder + 'images/ftn_button_help_normal.gif');
	FtnButtonHelpOver            = newImage(topFolder + 'images/ftn_button_help_over.gif');
	FtnHelp00ButtonNormal        = newImage(topFolder + 'images/ftn_help00_button_normal.gif');
	FtnHelp00ButtonOver          = newImage(topFolder + 'images/ftn_help00_button_over.gif');
	FtnHelp10ButtonNormal        = newImage(topFolder + 'images/ftn_help10_button_normal.gif');
	FtnHelp10ButtonOver          = newImage(topFolder + 'images/ftn_help10_button_over.gif');
	FtnHelp20ButtonNormal        = newImage(topFolder + 'images/ftn_help20_button_normal.gif');
	FtnHelp20ButtonOver          = newImage(topFolder + 'images/ftn_help20_button_over.gif');
	FtnHelp30ButtonNormal        = newImage(topFolder + 'images/ftn_help30_button_normal.gif');
	FtnHelp30ButtonOver          = newImage(topFolder + 'images/ftn_help30_button_over.gif');
	DownloadsButtonNormal        = newImage(topFolder + 'images/downloads_button_normal.gif');
	DownloadsButtonOver          = newImage(topFolder + 'images/downloads_button_over.gif');
	ContactButtonNormal          = newImage(topFolder + 'images/contact_button_normal.gif');
	ContactButtonOver            = newImage(topFolder + 'images/contact_button_over.gif');
	preloadFlag = true;
}