Hover =	(((navigator.appName == 'Netscape') &&
	(parseInt(navigator.appVersion) >= 3 )) ||
	((navigator.appName == 'Microsoft Internet Explorer') &&
	(parseInt(navigator.appVersion) >= 4 )));

function LoadImage(strUrl)
{
	if (Hover) {
		var img = new Image();
		img.src = strUrl;
		return img;
	}
	else
		return null;
}