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() {
	if (document.images) {
		home_over = newImage("images/home-over.gif");
		specials_over = newImage("images/specials-over.gif");
		aboutus_over = newImage("images/aboutus-over.gif");
		vehicles_over = newImage("images/vehicles-over.gif");
		quotebook_over = newImage("images/quotebook-over.gif");
		aboutnz_over = newImage("images/aboutnz-over.gif");
		drivingguide_over = newImage("images/drivingguide-over.gif");
		testimonials_over = newImage("images/testimonials-over.gif");
		contactus_over = newImage("images/contactus-over.gif");
		faqs_over = newImage("images/faqs-over.gif");
		car1 = newImage("images/car1.jpg");
		car2 = newImage("images/car2.jpg");
		car3 = newImage("images/car3.jpg");
		car4 = newImage("images/car4.jpg");
		car5 = newImage("images/car5.jpg");
		car6 = newImage("images/car6.jpg");
		car7 = newImage("images/car7.jpg");
		car8 = newImage("images/car8.jpg");
		scene1 = newImage("images/scene1.jpg");
		scene2 = newImage("images/scene2.jpg");
		scene3 = newImage("images/scene3.jpg");
		scene4 = newImage("images/scene4.jpg");
		scene5 = newImage("images/scene5.jpg");
		scene6 = newImage("images/scene6.jpg");
		scene7 = newImage("images/scene7.jpg");
		scene8 = newImage("images/scene8.jpg");
		preloadFlag = true;
	}
}

var imgWin;
function openImgWin(model,imgFile)
{
	if (imgWin) // if window has been opened
  		if (!imgWin.closed) // and hasn't been manually closed
   			imgWin.focus(); // bring to the front
	imgWin = window.open("viewimage.php?m="+model+"&i="+imgFile, "imgWin", "width=250, height=250, top=10, left=10, scrollbars=0, resizable=0, toolbars=0, location=0, status=0, menubar=0");
}