iMovie window disappearing

[xVikPvPs]

Hey everyone, i've been looking on these forums a couple of the times the last 5 years i've used mac, and i was able to find help nearly everytime but now i got a problem i just can't sove.

When i open Imovie my imovie windows doesn't appear and i don't know why. It only shows up when i click new project but after that it dissapears back into the top right corner. It looks like this:



But when i click new project it dissapears again...
Please help me, i got a school project i need to finish within the next 3,5 hours.

Thanks in advance