doors

[kyussfia]

how can i connect a key to a door? how can i create an only-1-colour door? (I created one and, i placed a key too.When i picked up the key(yellow)and went to the door(yellow),it didnt want to open. What is the problem? pls

[Krispy]

http://doombuilder.com/viewtutorial.php?t=5

The option of requiring a yellow key is available in the linedef functions options.

[Scypek2]

And remember that Door or Switch actions has to be triggered from the front side (indicated by little dash at the middle of linedef).