What is the difference between break and endquest?

[clomaka]

huh, it's not letting me attach
here it is:

FLAG always

CONDITION 0
TYPE encounter
STR0 zorg
END CONDITION

CONDITION 1
TYPE haveitem
STR0 lf_alienfetus
END CONDITION

PAGE 0
REQ0 0
REQ1 1
ACTN popup endquest
MUSC music/vidcast.ogg
GFXP races/zorg.jpg 0
TITL Zorg Vidcast
TEXT A ripple of anger passes through Zorg collective neural network, and in an uncharacteristly emotional move, they deturmine to destroy you. Too late you realize that keeping that Zorg fetus might have been a bad idea.
ENMY zorg
END PAGE