Installing NFL Blitz Demo -------------------------- 1.) Make a directory on your hard drive. ex: md BlitzDemo 2.) Copy the self-extracting zip files into the new directory. **Note - There are 2 Self-extracting zip files. The first one "Bltzdata.exe" is required. The second one "Bltzsnd.exe" is optional. You will not have any sound with out the second file. 3.) Unzip the files. *** NOTE: You must use the -d option or the files won't be extracted properly and the game will not run. ex:bltzdata -d ex:bltzsnd -d 4.) Run the appropriate executable game file. blitz3fx.exe - If you have a 3DFX VooDoo based card. blitzd3d.exe - Direct 3D Version. Use this if you have any other video card.