Took down light fixture...opened a can of worms....help

Hi, we are remodeling our bathroom and took down a ceiling light fixture and capped off the wires as we are not ready to put up the new fixture...we now have no electric in our bathroom or adjoining bedroom. Please tell me how to fix this...In laymans terms please. I have a pic of the wires if it might help...theres actually a lot of wires on the box so i dont know whats going on...thanks.