making the charecter dissapeare, how?

[the_graver]

I need now for a start of a new room the charecter needs to go out of a building witch is in a place that you can go around the same building, now I have tried but didn't succed to do him in the start invisible and visible when he is out, how do I do that?

and a second question:
how do I do that the player is getting smaler and faster when he is a litle further then he was, if you haven't understand then I'll explayne:
if the pleayers Y position is smaller then he will get smaler and faster.

can some one help me please?  

[Minimi]

1. You can do this by drawing walk-behind areas in the room.

2. When you select the walkable areas and drawed it, check the use continous scaling, and now set the second textbox to 60% for example.