Koh, i was liek u the other time. n the worse thing is as i am a freelancer, i travel to different offices. i was very stressed abt it also. now i hav already been expressing 4weeks and in 2 different companys. as long as the toilet is clean, i will expressed it there. i try not to anyhow touch the walls and watever when i go into the cubicle. so far so good.. bb has been drinking the milk n nothing happens (touch wood). dun feel stress abt it. perserve, that's wat i did. feel free to ask me qn if u hav doubts.. i'll try to guide u along, buti stillnot very expert lah.