function printWindow() { 
	url = document.location.href;
	pos = url.indexOf('?');
	
	if (pos != -1) {
		param = url.substring(pos) + "&print=yes";
	} else {
		param = "?print=yes";
	}
	
	w = window.open("/print.php" + param, 'print', 'toolbar=no,location=no,menubar=yes,status=no,resizable=yes,height=500,width=600');
	w.focus();
	
}

function doImagePreview(filename, x, y) {
	
	height = y + 24;
	width = x;
	
	window.open("/gfx/preview.php?image=" + filename, 'preview', 'toolbar=no,location=no,menubar=no,status=no,resizable=no,height=' + height + ',width='+ width);
}