on exit , lingo problem :)

Hello all ,
i've got a little problem with director,
exactly i want to make a script which will make such scheme alive :

>>everything is placed in the same score>>

got a menu with a button, by clickin it we're jumping to next marker, placed at frame1 of qt_movie and
playing qt movie ( about 5 min. ) placed in score (with lenght of 20frames)
with "hold on current frame" behavior on it's 20frame,

>> NOW THE PROBLEM :) >> i want after last frame (7500) of qt movie , projector to return to my menu.

i just dont want to place whole 7500 frames in score.

please help :)
Alek.