// Check for a java-enhanced browser and define global variables
var navName = navigator.appName;
var version = parseInt(navigator.appVersion);
var browserOk = (((navName == "Netscape") && (version >= 3)) || ((navName == "Microsoft Internet Explorer") && (version >= 4)));

function changeImage(imageName, newSrc) {
	// Changes images
	if (browserOk) {
		document.images[imageName].src = eval(newSrc + ".src");
	}
}

if (browserOk) {
	// Image Loading Start
	outpks = new Image();
	outpks.src = "pict/logo_pks_l.gif";
	overpks = new Image();
	overpks.src = "pict/logo_pks.gif";	
}