Thief Steal Diamond from Museum

It's a chance to get rich for the stickman thief!
The five most valuable pieces(the most expensive ring,diamond and some Chinese antiques)
 are currently on display at the Center Museum.
 
Show your escape skill to steal them from the museum.
Be careful,the museum is full of laser rays and pltfalls,any move,once it's detected, sets off the alarm.
Help the thief to avoid them and escape out of the museum.