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) {
		pro1 = newImage("images/left-over-6x1.gif");
		pro2 = newImage("images/left-over-3x1.gif");
		pro3 = newImage("images/left-over-4x1.gif");
		pro4 = newImage("images/left-over-5x1.gif");
		pro5 = newImage("images/left-over-7x1.gif");
		pro6 = newImage("images/left-over-2x1.gif");
		preloadFlag = true;
	}
}

function RestoreImage(){ //v2.0
	nCount = document.OriginImage.length;
	ImgArray = document.OriginImage;

	if (document.OriginImage != null)
		for (i = 0; i < (nCount - 1); i += 2)
			ImgArray[i].src = ImgArray[i+1];
	document.OriginImage = null;
}

function ReplaceImage(){ //v2.0
	j = 0;
	ImgArray = new Array;
	oldImgArray = document.OriginImage;

	for (i = 0; i < ReplaceImage.arguments.length; i += 2) {
		obj=ReplaceImage.arguments[i]
		ImgArray[j++] = obj;
		if (oldImgArray == null || oldImgArray[j-1] != obj)
			ImgArray[j++] = obj.src;
		else
			ImgArray[j++] = oldImgArray[j];
		obj.src = ReplaceImage.arguments[i + 1];
	}
	if (document.OriginImage == null)
		document.OriginImage = ImgArray;
}