nsresult status = aDOMNode->QueryInterface(kIDOMNodeIID, node.Query());
nsresult status = aDOMNode->QueryInterface(NS_GET_IID(nsIDOMNode), node.Query());
Test02_nsIPtr( nsISupports* aDOMNode, nsString* aResult )		// m196, w66	{//		if ( !aDOMNode )//			return NS_ERROR_NULL_POINTER;		nsIDOMNodePtr node;		nsresult status = aDOMNode->QueryInterface(kIDOMNodeIID, node.Query());		if ( NS_SUCCEEDED(status) )			node->GetNodeName(*aResult);//		return status;	}