void main()
{
 object oPC = GetPCSpeaker();
 object oArea = GetArea(oPC);
 object oThing;

 //Set that the DM is finished controlling speech of objects..
 SetLocalInt(oPC, "DM_NPC_CHAT", 0);

 //Clear all variables from ALL Objects for speech control.
 oThing = GetFirstObjectInArea(oArea);
 while(GetIsObjectValid(oThing))
 {
  if(GetLocalInt(oThing, "DM_CHAT")==1)
  SetLocalInt(oThing, "DM_CHAT", 0);

  oThing = GetNextObjectInArea(oArea);
 }
}