var visibleVar="null";

if (navigator.appName == "Netscape" && navigator.appVersion.substring(0,1) < 5) {
	layerStyleRef="layer.";
	layerRef="document.layers";
	styleSwitch="";
	visibleVar="show";
	btype="ns";
}
else{
	layerStyleRef="layer.style.";
	layerRef="document.all";
	styleSwitch=".style";
	visibleVar="visible";
	btype="ie";
}
        
function menuSwitch(layerName){
	if (eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility == visibleVar')){
		// kill the banner, if it's up
		if(btype == "ie") {
			if(document.all.banner) {
				showLayer('banner');
			}
		}
	hideLayer(layerName);
	}
	else{
		showLayer(layerName);
		if(btype == "ie") {
			if(document.all.banner) {
				hideLayer('banner');
			}
		}
	}
}

function showLayer(layerName){
	eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');
}
        
function hideLayer(layerName){
	eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');
}

function winStat(bla) {
	window.status = bla;
}

window.defaultStatus='The iSO News';

function blah() {
	window.status='The iSO News';        
	setTimeout(blah, 20);
}
blah();

function framePrev() {
	if (top == self)
		top.location.href = '/index.php3';
}

if (document.images) {
	noff = new Image; non = new Image;
	noff.src = "/images/noff.gif";
	non.src = "/images/non.gif";
	
	foff = new Image; fon = new Image;
	foff.src = "/images/foff.gif";
	fon.src = "/images/fon.gif";
	
	floff = new Image; flon = new Image;
	floff.src = "/images//floff.gif";
	flon.src = "/images/flon.gif";
	
	roff = new Image; ron = new Image;
	roff.src = "/images/roff.gif";
	ron.src = "/images/ron.gif";
	
	moff = new Image; mon = new Image;
	moff.src = "/images/moff.gif";
	mon.src = "/images/mon.gif";
	
	aoff = new Image; aon = new Image;
	aoff.src = "/images/aoff.gif";
	aon.src = "/images/aon.gif";
}

function swtch(iname, gname){
	if(document.images){
		iname.src = gname.src;
	}
}