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(randnum)
{
	if (document.images)
	{
		bg_top = newImage("/templates/default/images/bg_top.jpg");
		bg_left = newImage("/templates/default/images/bg_left.jpg");
		bg_right = newImage("/templates/default/images/bg_right.jpg");
		als_top_logo = newImage("/templates/default/images/als_top_logo_" + randnum + ".jpg");
		als_top_mid = newImage("/templates/default/images/als_top_mid_" + randnum + ".jpg");
		als_top_banner = newImage("/templates/default/images/als_top_banner_" + randnum + ".jpg");
		nav_about = newImage("/templates/default/images/nav_about.gif");
		nav_about_als = newImage("/templates/default/images/nav_about_als.gif");
		nav_help = newImage("/templates/default/images/nav_help.gif");
		nav_services = newImage("/templates/default/images/nav_services.gif");
		nav_events = newImage("/templates/default/images/nav_events.gif");
		nav_resources = newImage("/templates/default/images/nav_resources.gif");
		body_header = newImage("/templates/default/images/body_header.gif");
		als_right_menu = newImage("/templates/default/images/als_right_menu.gif");
		menu_search = newImage("/templates/default/images/menu_search.gif");
		but_search  = newImage("/templates/default/images/but_search.gif");
		menu_newsletter  = newImage("/templates/default/images/menu_newsletter.gif");
		preloadFlag = true;
	}
}