prey help (stuck in a box)

[Spend_day]

hey im on the level "the complex" anyway ive some how got into the box thing and now can get out please help

heres some screenie so u know what im taking about

 

[Dannyb01y]

you have to change the side of the box youre on using the gravity things to move the light thing across the box - it leaves a trail to let you know youre doing it right...

 

[Spend_day]

cheers