// Take minor mana crystal and make PC a member
void main()
{
  object oItem=GetItemPossessedBy(GetPCSpeaker(),"MANA_CRYSTAL_1");
  object oChest=GetObjectByTag("MG_CHEST");
  SetLocalInt(GetPCSpeaker(),"nMGMember",1);
  DestroyObject(oItem);
  oItem=CreateItemOnObject("mana_crystal_1",oChest,1);
}