Facebook games (Farmville, Cafe World and CityVille (from Zynga) big problem..

Hi sir/madam, When i playing on Zynga games (Farmville, CafeWorld & Cityville) on Facebook make too slooooooooow, always freeze, always crash...i really hate it......must be flash player or your Chrome....i thought Chrome should be FASTER! i would be grateful if you sort it out as possible its happen same as Chrome!!!! i have contact to Chrome as same question!! thank you Duncan from UK