Copy a soundaliases file rename to your mapname. Makd sure you take out everything thats in it except the first line, may want to copy a line. Add the name for the sound. Next see where the file location is,change it to the sound's file location. Drag your sound to cod5\sound_assets\raw\sound\'HERE' Add to mod.csv "sound,MAPNAME,,all_sp". Compile map. Done. If you want to hear the sound, script in this,
Make sure you add pathnodes, window entry, and traverse (zombie wallhop). Note: some Ground Spawn zombies cant jump through windows. Check if you placed all the path nodes correctly, lastly, see if your zones are also named and placed correctly.