Changing GFX

[Beres]

Ok, how do you change gfx? I tried to change my sprites.bmp. I renamed my new sprites to sprites.bmp then put em in the gfx folder. Then it highlights:

Code:

Set DD_SpriteSurf = DD.CreateSurfaceFromFile(FileName & "sprites" & GFX_EXT, DDSD_Sprite)

How do I do it?