Organization of wires

Terribly tired of the wires in the office, I can not imagine where they can be hidden? We have ordinary desks — desks, computers under the desks ... And at the table it turns out where there are wires from Monica, the keyboard of the mouse ... The desks stand at the back to the center of the room - and you enter the code - you see a bunch of wires hanging from each table. If someone has already defeated this problem - share