function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
userAgent = window.navigator.userAgent;
browserVers = parseInt(userAgent.charAt(userAgent.indexOf("/")+1),10);
mustInitImg = true;
function initImgID() {di = document.images; if (mustInitImg && di) { for (var i=0; i<di.length; i++) { if (!di[i].id) di[i].id=di[i].name; } mustInitImg = false;}}
function findElement(n,ly) {
	d = document;
	if (browserVers < 4)		return d[n];
	if ((browserVers >= 6) && (d.getElementById)) {initImgID; return(d.getElementById(n))}; 
	var cd = ly ? ly.document : d;
	var elem = cd[n];
	if (!elem) {
		for (var i=0;i<cd.layers.length;i++) {
			elem = findElement(n,cd.layers[i]);
			if (elem) return elem;
		}
	}
	return elem;
}
function changeImages() {
	d = document;
	if (d.images) {
		var img;
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			img = null;
			if (d.layers) {img = findElement(changeImages.arguments[i],0);}
			else {img = d.images[changeImages.arguments[i]];}
			if (img) {img.src = changeImages.arguments[i+1];}
		}
	}
}

function changeScreenshot(pic, links) {
	screenshotPic = pic;
	
	
	if ( getAppVersion() ) {
		document.SCREENSHOT.src = "images/loading.gif";
		document.SCREENSHOT.src = "images/installation/" + screenshotPic + ".jpg";
		if (links == 1) {
			document.getElementById("subpicDiv").style.visibility = "visible";
		} else {
			document.getElementById("subpicDiv").style.visibility = "hidden";
		}
	} else {
		alert( "To utilize the JavaScript on this page you need at least Netscape 3.0 or Internet Explorer 4.0.  Please upgrade your browser." );
	}
	
}   
function ImageReplace( myImage, myName ) {
   if ( getAppVersion() )
      document[ myName ].src = myImage;
}