Spoiler: (einfach markieren um den Text zu sehen)

Take the parachute from the wooden box.
> jump
> click to open parachute.
> move towards right side.
> take the glove from where u r standing (on the opposite side of stairs.
> Climb the stairs n take the pole.
> come down and move again right..
> cross the break.
> view the map it shows on which path there is danger..
> select the doors accordingly.
> doors to be selected : left, right, right again.
> u'll be in front of lots many skulls.. and the big door coming to bang u..click the skull on the bottom right corner and u'll reach the marbles...
>end.