ok im just wondering HOW DO I FIX THIS!!!!!!!!!!!!!!!!!!!!!!!!!! i downloaded it and re downloaded it and installed it and blah blah blah multiple times thats about it im jsut wonder how do i fix this
You should have looked into the FAQ or have searched the forum first. Try looking at this:
http://tremulous.net/phpBB2/viewtopic.php?t=1049
or this:
http://tremulous.net/phpBB2/viewtopic.php?t=1123
or other topics that you can find uing the search engine (search for :"GLW_StartOpenGL() - could not load OpenGL subsystem").