please tell me which phone to buy. features should be similar to Nokia 6600.budget 8k(n6600) to 18k(n6680)what i am looking for is true VALUE FOR MONEY!nokia 6600 at 9k is gud i think. but i don't know diff. b/w 6600, 7610 and 6680.which better value, features?is there a mob. of other company also which gud value for money(like Sony,LG?)??please helpurgent!