If i dont fix this i will fail, please help if u can

hi there people. ive only started using flash this year for uni and im having alot of difficulty. i made a game and it works fine and al. but i have one error. what ur meant to do is catch as many flowers as u can until the game over page comes up. but the problem is the flowers wont stop falling even when the time is up and its game over. the array and function for the flowers in on the red roses layer in my game, which i have a link for if u wanna help me. if i dont fix this i will fail, i hope someone can please help.
this is the link for my game

http://members.iinet.net.au/~hitechb/amanda.fla

its called amanda.fla

thank u