[Misiur]

You need to introduce some new variable or some additional conditional to check whether player is in interior, or he is not

pawn Код:

if (PRESSED( KEY_CROUCH ))
{
    if(some checking if not in interior) 
    {
        tha' enter script...ya don't need to know :D
        return 1;
    } else {
        tha' exit script...ya don't need to know :D
        return 1;
    }
}