// JavaScript Document

// preload images
function doPreload() {
	smiffys_on = new Image();
	smiffys_on.src = "images/smiffy_on.gif";
	smiffys_off = new Image();
	smiffys_off.src = "images/smiffy_off.gif";
	//
	bca_on = new Image();
	bca_on.src = "images/bca_on.gif";
	bca_off = new Image();
	bca_off.src = "images/bca_off.gif";
	//
	wp_on = new Image();
	wp_on.src = "images/wp_on.gif";
	wp_off = new Image();
	wp_off.src = "images/wp_off.gif";
}
// image swap function
function imageSwap(name,state) {
	if (document.images) {
		varname = eval(name + "_" + state);
		document[name].src = varname.src;
	}
}


// 

function changeQuantity (qty,id,product) {
	document.quantityForm.quantity.value = qty;
	document.quantityForm.id.value = product;
	document.quantityForm.submit();
}