function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

var preloadFlag = false;
function preloadimages() {
	if (document.images) {
		home_square01_over = newImage("images/home-square01-over.jpg");
		home_square03_over = newImage("images/home-square03-over.jpg");
		home_square05_over = newImage("images/home-square05-over.jpg");
		home_square06_over = newImage("images/home-square06-over.jpg");
		home_square08_over = newImage("images/home-square08-over.jpg");
		menu_about_over = newImage("images/menu-about-over.gif");
		menu_about_down = newImage("images/menu-about-down.gif");
		menu_portfolio_over = newImage("images/menu-portfolio-over.gif");
		menu_portfolio_down = newImage("images/menu-portfolio-down.gif");
		menu_services_over = newImage("images/menu-services-over.gif");
		menu_services_down = newImage("images/menu-services-down.gif");
		menu_listings_over = newImage("images/menu-listings-over.gif");
		menu_listings_down = newImage("images/menu-listings-down.gif");
		menu_contact_over = newImage("images/menu-contact-over.gif");
		menu_contact_down = newImage("images/menu-contact-down.gif");
		menu_home_over = newImage("images/menu-home-over.gif");
		menu_home_down = newImage("images/menu-home-down.gif");
		portfolio_button6_over = newImage("images/portfolio-button6-over.jpg");
		portfolio_button5_over = newImage("images/portfolio-button5-over.jpg");
		portfolio_button4_over = newImage("images/portfolio-button4-over.jpg");
		portfolio_button3_over = newImage("images/portfolio-button3-over.jpg");
		portfolio_button2_over = newImage("images/portfolio-button2-over.jpg");
		portfolio_button1_over = newImage("images/portfolio-button1-over.jpg");
		about_interiorstaging_over = newImage("images/about-interiorstaging-over.gif");
		about_homestaging_over = newImage("images/about-homestaging-over.gif");
		preloadFlag = true;
	}
}

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];
		}
	}
}