added 4 each 3/4 gallons of bleach to pool when left on Wednesday. Returned today, no chlorine, ta 180, ph 7.5,cya 45 pool completely cloudy, cannot see the bottom anywhere. trying to hurry and beat the heavy rain that is starting...i just now added 6 each 3/4 gallons of bleach to the pool . please advise to help me clear this mess up! thanks.