Research from mobile ad network provider InMobi has found that iPhone OS currently dominates the European mobile ad market with a 31.9% share, while Nokia's share has slide to 19.7%, putting it in second place. Android OS, meanwhile, is making its way after a slow start in these parts: the platform has gained +9.5 share points between July 2010 and October 2010, growing to a 12.9% share. The rapid decline of