魔兽世界战士切盾、单手、防御状 态，施放盾墙、破釜沉舟这宏怎么做？

/script P=PickupInventoryItem;PC=PickupContainerItem;oi=(GetInventoryItemLink("player",17));if(oi) then oi=(GetContainerItemLink(4,15));if(oi) then P(17);PC(4,7);else P(17);PC(4,15);end;P(16);PC(4,11);end

/施放 战斗姿态

/script P=PickupInventoryItem;C=PickupContainerItem;oi=(GetInventoryItemLink("player",17));if(oi) then oi=(GetContainerItemLink(4,15));if(oi) then P(17);C(4,7);C(4,15);AutoEquipCursorItem();end;else C(4,11);P(16);C(4,15);P(17);end

/施放 防御姿态

/script P=PickupInventoryItem;PC=PickupContainerItem;oi=(GetInventoryItemLink("player",17));if(oi) then oi=(GetContainerItemLink(4,7));if(oi) then P(17);PC(4,15);PC(4,7);AutoEquipCursorItem();end;else PC(4,11);P(16);PC(4,7);P(17);end

/施放 狂暴姿态

在后面+/cast[]就好了