That's a Mk2, so the wiring should all be in place already...in the door and under the centre console. Should really just be a case of switching the mirrors and control panel over and connecting the wires....simple.
You need Adobe Acrobat pro (or something) or Photoshop (I've used this in the past). You may be able to find a program on download.com...of you could just submit a word document and someone can convert it for you.