Delete empty

deleteThese = #()
for i = 0 to layerManager.count-1 do
(
	ilayer = layerManager.getLayer i
	nodes = ilayer.nodes &theNodes
	if ( theNodes.count == 0) do (
		if (ilayer.name != "0") do (
			if (ilayer.current) do (
				default = LayerManager.getLayerFromName "0"
				default.current = true
			)
			append deleteThese ilayer.name
		)
	)
)
for layer in deleteThese do (
	layerManager.deleteLayerByName layer
)