-(void)observeValueForKeyPath:(CPString)keyPath ofObject:(id)object change:(CPDictionary)change context:(void)context
{
    if ( [keyPath isEqualToString:@"currentStream"] ) {
			[messages removeAllObjects];
			[[StockTwitsAPI sharedController] getMessagesForStream:[object currentStream] symbol:NO delegate:self];
    }
	else if ( [keyPath isEqualToString:@"currentSymbol"] ) {
			[messages removeAllObjects];
			[[StockTwitsAPI sharedController] getMessagesForStream:[object currentSymbol] symbol:YES delegate:self];
	}
}