When editting a skin, how to do it to all?

[Artificial_Alex]

When im editting a skin, eg. adding an affiliate button, how can i edit one but it will do to all?

[Dismounted]

Use the inbuilt Search & Replace feature, maybe.

[Artificial_Alex]

I'm not replacing though, i'm adding.

[Dismounted]

You can put the search stuff into the replace stuff as well. Which is basically adding.