void main()
{
  object oPC = GetLastUsedBy();

  object sealBreaker = GetItemPossessedBy( oPC, "mn_breakseal" );

  if ( GetIsObjectValid( sealBreaker ) )
  {
     FloatingTextStringOnCreature( "You use the sigil to break the seal", oPC );

     SetPlotFlag( sealBreaker, FALSE );
     DestroyObject( sealBreaker );
     SetLocked( OBJECT_SELF, FALSE );
     ActionOpenDoor( OBJECT_SELF );

     // Spil en passende animation
  }
  else
  {
     FloatingTextStringOnCreature( "An invisible field of force prevents you from opening the door", oPC, FALSE );

     // spil en passende animation
  }
}