Paul will provide a wiring diagram that a 6 year old can figure out!
That's the least of your worries, trust me.
The hardest part of the install for me was getting those da_n screws into the inside edges of the lights (near the radiator). The 500's have a very very tight fit which makes it a daunting task.
One very important factor your missing on the Euro's is that fact that lighting is a 100% IMPROVEMENT over the stock junk.
You should be Sold and calling Puma already!
Also check with Paul to determine if he can get you the standard Euro's if you want to keep your fogs.