local function I(I)local j=true I=I.Parent while I and j do j=j and I.Expanded I=I.Parent end return j end
-- Returns whether a node would be present in the tree list
local function nodeIsVisible(node)
	local visible = true
	node = node.Parent
	while node and visible do
		visible = visible and node.Expanded
		node = node.Parent
	end
	return visible
end
