The doom64_title_mod.zip file you have requested: Media / Sounds and Music / DOOM 64 Theme - 895.07kb is not available. Perhaps try browsing all files for the game Doom III and upload any files you want to share or are missing. This is the only information we could locate:
All this will do is change the orignal doom 3 theme song to the doom 64 title theme. to get the original d3 theme just delete the sound folder in ur base folder that this creates. Enjoy. Doom 64's title theme for Doom 3. Just unzip this to your Doom 3/base folder. Fire up Doom 3 and enjoy.