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- (void)drawSign:(NSString*)s centeredIn:(NSRect)r
{
	NSPoint stringOrigin;
	NSSize stringSize;
	NSMutableDictionary *attributes = [NSMutableDictionary new];
	
	[attributes setObject:[NSFont fontWithName:@"Helvetica" size:r.size.height]
								 forKey:NSFontAttributeName];
	[attributes setObject:[NSColor darkGrayColor]
								 forKey:NSForegroundColorAttributeName];
	
	stringSize = [s sizeWithAttributes:attributes];
	stringOrigin.x = r.origin.x + (r.size.width - stringSize.width)/2;
	stringOrigin.y = r.origin.y + (r.size.height - stringSize.height)/2;
	[s drawAtPoint:stringOrigin withAttributes:attributes];
	[attributes release];
	[s release];
}