Hello, i'm following this tutorial:
http://www.simpilot.net/~sc/dltcep/areamaking/main.htm#plan
There is a part at start, which tells me to load external tis. switch file type to bitmaps. How i am supposed to get some bitmap files from a game? Im totally lost 
I tried to open some Area in iwd 2(only one) and it opens something weird for me. Could you please help me? Thank you very much.