To play through all frames regardless of the names of the frames, don't write the name of the frame at all. Like this:

ent_animate(entity, "", cycle(percent,0,100), ANIM_CYCLE)

http://www.puppenheim.org/
http://www.wuerfels-welt.de
Old Game Tutorial: http://www.puppenheim.org/MITutorial.zip
Free Game Editor: http://puppenheim.org/AlienalsWeihnachtsmann.zip
http://www.puppenheim.org/blender_starting_main_settings.txt