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)
	{
		ordernow_Layer_1_over = newImage("images/ordernow_Layer-1-over.gif");
		ordernow_Layer_2_over = newImage("images/ordernow_Layer-2-over.gif");
		ordernow_Layer_3_over = newImage("images/ordernow_Layer-3-over.gif");
		preloadFlag = true;
	}
}