wiring headlights

Hi there, this is Harold in Miami, owned a Jetta GLS 2002. I been surfing online trying to find information how to replace the wiring of my headlights, well all front lights including the signal lights wiring. Somehow the wire harness (the covering layer of individual wires) got dried up...

I got some headlights DIRT CHEAP, NEW IN BOX. I HAVE EURO SWITCH. I'm needing a diagram with descriptions of the function of each Pin on the Light Switch and Headlight Harness... My new lights are wiring disaster. They only have 6 pins installed, should have atleast 7 if not more. Typical...