How to make NIS files from extracted img and snd

For ex., there's NIS extractor + example NIS-file
http://vk.com/doc10394690_256038262


Need:

- Change tga file (for ex, replace to another)
- Pack to NIS

Hm, in fact AGS extracting works, I checked all Gobread versions.

But G. can't extract 'editor.dat' (main global script file of game) from exe. Seems it's main problem for open extracted project in AGS.

So what's up with other games?

Wanna extract some of them?:

- Knight of Xentar (Dragon Knight 3) (click red 2 words at right of table, type code, then click to red words at bottom "http...")
- Star Trek: 25th Anniversary (same thing, first red words [Floppy-...], etc)

Hi, there's some problem with "goboarding" AGS games: old versions of Goboard extract 90% of files (without editor.dat and some rooms), and new versions can't extract anything, just creates 0 byte files. For example, Larry 2 P&C http://www.bigbluecup.com/games.php?category=100&action=search&sterm=le...