void main()
{
    if(GetLocalInt(OBJECT_SELF, "Warning_said") != TRUE)
    {
        AssignCommand(GetEnteringObject(), ActionSpeakString("*You start to feel overcoming evil after this door... It maybe wise to think twice if you go there or not.*"));
        SetLocalInt(OBJECT_SELF, "Warning_said", TRUE);
        DelayCommand(120.0f, SetLocalInt(OBJECT_SELF, "Warning_said", FALSE));
    }
}