function isNN4(){return (null!=document.layers)}
function isOpera(){return (navigator.userAgent.toLowerCase().indexOf("opera")!=-1)}
function isNN6(){return (navigator.userAgent.toLowerCase().indexOf("mozilla/5")!=-1)}
function isIE5(){return (navigator.appVersion.toLowerCase().indexOf("msie 5")!=-1)}
function isWebTV(){return (navigator.appName.toLowerCase().indexOf("webtv")!=-1)}
gbNN4=isNN4()
gbIE5=isIE5()
gbNN6=isNN6()
gbOpera=isOpera()
gbDom=(gbNN6||gbIE5||gbOpera)
gbIE4=(!(gbDom||gbNN4))

// DHTML menu vars
var st_path="";
var st_lib="stm31.js";

//-----------------------------------------------------------------------------

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		more_news_over = newImage("images/more_news-over.gif");

		inner01_26_over = newImage("images/inner01_26-over.gif");
		inner01_30_over = newImage("images/inner01_30-over.gif");
		inner01_32_over = newImage("images/inner01_32-over.gif");
		inner01_34_over = newImage("images/inner01_34-over.gif");
		inner01_36_over = newImage("images/inner01_36-over.gif");
		inner01_38_over = newImage("images/inner01_38-over.gif");
		inner01_40_over = newImage("images/inner01_40-over.gif");

		preloadFlag = true;
	}
}

//-------------------------------------------------