Ive made a diagram of how to make your own electric window wiring loom without the need of a relay
It is a birds eye view from the back of a genuine VW switch connector.
You dont have to use a switch connector. You can use connectors from your local chavfords and connect them directly to the switch
This diagram is for a mk2 golf. You can use the numbers on the diagram for other models of VW.
Here it is...

Hope thats clear enough.
Enjoy
Blue (Tinnie)