File list (Check if you may need any files):
bitmaps
.......\background.png
.......\bluemissile.png
.......\CVS
.......\...\Entries
.......\...\Entries.Extra
.......\...\Entries.Extra.Old
.......\...\Entries.Old
.......\...\Repository
.......\...\Root
.......\enemy1.png
.......\enemy2.png
.......\enemy3.png
.......\enemy4.png
.......\enemy5.png
.......\enemy6.png
.......\explo16.png
.......\explo24.png
.......\mothership.png
.......\redmissile.png
.......\shield40.png
.......\ship.png
.......\ship2.png
builtin.html
classes
.......\AttackEnemy.jc
.......\BossEnemy.jc
.......\CVS
.......\...\Entries
.......\...\Entries.Extra
.......\...\Entries.Extra.Old
.......\...\Entries.Old
.......\...\Repository
.......\...\Root
.......\Enemy.jc
.......\Explosion.jc
.......\GameApplet.jc
.......\Missile.jc
.......\Player.jc
.......\SmallEnemy.jc
default.jc
invaders.jc
nativetypes.html
ScriptApp.exe
ScriptApp.html
sounds
......\bullet.wav
......\CVS
......\...\Entries
......\...\Entries.Extra
......\...\Entries.Extra.Old
......\...\Entries.Old
......\...\Repository
......\...\Root
......\explo.wav
......\explo2.wav
......\squeak.wav
spheres
spheres.jc
.......\CVS
.......\...\Entries
.......\...\Entries.Extra
.......\...\Entries.Extra.Old
.......\...\Entries.Old
.......\...\Repository
.......\...\Root
.......\sphere16.png
.......\sphere20.png
.......\sphere24.png
.......\sphere28.png
.......\sphere32.png
.......\sphere36.png
.......\sphere40.png
.......\sphere44.png
.......\sphere48.png
sporen.jc