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25th June 2002
it's a texture, probably a transparent file with a white greyish smudge going across it so it's transparent and looks like a window, but you make glass with image editing software i guess
11th April 2002
Find the glass texture (as above, it should look like some white hazy thing ;)) BUT the texture MUST have a WHITE border around it in the texture window! This symbolizes a shader and a glass is a shader in the Q3 engine.