hi my bathroom flush light fitting fell down from the ceiling ,bringing ,the brown and blue bulb holder wires with it, leaveing just three red wires twisted together, and three loose black wires the brown and blue wires are both conected two plastic connecters,i think that one of the black wires connect to the brown one but i don`t know which( they are not marked in any way)and the other one connects to the blue,there is also a plastic conecter without any wires attached , i do not have anway of testing the wires ,any chance of doing the job myself with a little help from you?