[slimbill]

Open paintvictories.exe
Click 'Load new skin file'
Select your skin from the skin folder in il2 directory
Now click load kill mark file in the lower right
Select the file from where you installed the program
Select the area you want to put the markings in
Specify the number of markings
Click paint victories
Save your new custom skin
Select it in il2 and play

Hope this helps