function enlarge(image) {
	var i = new Image();
	i.src = image;
	var x = i.width;
	var y = i.height;
	// window.status for degugging:
	window.status = image + " = " + x + " x " + y + " pixels";
	var z = "scrollbars=no,width=" + (x+30) + ",height=" + (y+30);
	window.open(image,"image",z);
}