diff --git a/mesecons_extrawires/vertical.lua b/mesecons_extrawires/vertical.lua
index 29b5cf6..16de55e 100644
--- a/mesecons_extrawires/vertical.lua
+++ b/mesecons_extrawires/vertical.lua
@@ -1,64 +1,68 @@
-local vbox = {
+local vertical_box = {
 	type = "fixed",
-	fixed = {-1/16, -.5, -1/16, 1/16, .5, 1/16}
+	fixed = {-1/16, -8/16, -1/16, 1/16, 8/16, 1/16}
 }
 
-local tbox = {
+local top_box = {
 	type = "fixed",
-	fixed = {{-.5, -.5, -.5, .5, -.5 + 1/16, .5}}
+	fixed = {{-8/16, -8/16, -8/16, 8/16, -7/16, 8/16}}
 }
 
-local bbox = {
+local bottom_box = {
 	type = "fixed",
-	fixed = {{  -.5, -.5     ,   -.5,   .5, -.5+1/16,   .5},
-		 {-1/16, -.5+1/16, -1/16, 1/16,  .5     , 1/16}}
+	fixed = {
+		{-8/16, -8/16, -8/16, 8/16, -7/16, 8/16},
+		{-1/16, -7/16, -1/16, 1/16, 8/16, 1/16},
+	}
 }
 
-local vrules =
-{{x = 0, y = 1, z = 0},
- {x = 0, y =-1, z = 0}}
+local vertical_rules = {
+	{x=0, y=1, z=0},
+	{x=0, y=-1, z=0},
+}
 
-local trules = 
-{{x = 1, y = 0, z = 0},
- {x =-1, y = 0, z = 0},
- {x = 0, y = 0, z = 1},
- {x = 0, y = 0, z =-1},
- {x = 0, y =-1, z = 0}}
+local top_rules = {
+	{x=1,y=0, z=0},
+	{x=-1,y=0, z=0},
+	{x=0,y=0, z=1},
+	{x=0,y=0, z=-1},
+	{x=0,y=-1, z=0},
+}
 
-local brules = 
-{{x = 1, y = 0, z = 0},
- {x =-1, y = 0, z = 0},
- {x = 0, y = 0, z = 1},
- {x = 0, y = 0, z =-1},
- {x = 0, y = 1, z = 0}}
+local bottom_rules = {
+	{x=1, y=0, z=0},
+	{x=-1, y=0, z=0},
+	{x=0, y=0, z=1},
+	{x=0, y=0, z=-1},
+	{x=0, y=1, z=0},
+}
 
 local vertical_updatepos = function (pos)
 	local node = minetest.get_node(pos)
-	if minetest.registered_nodes[node.name]
-	and minetest.registered_nodes[node.name].is_vertical_conductor then
-		local node_above = minetest.get_node(mesecon:addPosRule(pos, vrules[1]))
-		local node_below = minetest.get_node(mesecon:addPosRule(pos, vrules[2]))
+	if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].is_vertical_conductor then
+		local node_above = minetest.get_node(mesecon:addPosRule(pos, vertical_rules[1]))
+		local node_below = minetest.get_node(mesecon:addPosRule(pos, vertical_rules[2]))
 		local namestate = minetest.registered_nodes[node.name].vertical_conductor_state
 
 		local above = minetest.registered_nodes[node_above.name] and minetest.registered_nodes[node_above.name].is_vertical_conductor
 		local below = minetest.registered_nodes[node_below.name] and minetest.registered_nodes[node_below.name].is_vertical_conductor
 
 		if above and below then -- above and below: vertical mesecon
-			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_"..namestate})
+			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_" .. namestate})
 		elseif above and not below then -- above only: bottom
-			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_bottom_"..namestate})
+			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_bottom_" .. namestate})
 		elseif not above and below then -- below only: top
-			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_top_"..namestate})
+			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_top_" .. namestate})
 		else -- no vertical wire above, no vertical wire below: use default wire
-			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_"..namestate})
+			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_" .. namestate})
 		end
 	end
 end
 
 local vertical_update = function (pos, node)
 	vertical_updatepos(pos) -- this one
-	vertical_updatepos(mesecon:addPosRule(pos, vrules[1])) -- above
-	vertical_updatepos(mesecon:addPosRule(pos, vrules[2])) -- below
+	vertical_updatepos(mesecon:addPosRule(pos, vertical_rules[1])) -- above
+	vertical_updatepos(mesecon:addPosRule(pos, vertical_rules[2])) -- below
 end
 
 -- Vertical wire
@@ -69,19 +73,19 @@ minetest.register_node("mesecons_extrawires:vertical_on", {
 	walkable = false,
 	paramtype = "light",
 	sunlight_propagates = true,
-	groups = {dig_immediate = 3, not_in_creative_inventory = 1},
-	selection_box = vbox,
-	node_box = vbox,
+	groups = {dig_immediate=3, not_in_creative_inventory=1},
+	selection_box = vertical_box,
+	node_box = vertical_box,
 	is_vertical_conductor = true,
 	vertical_conductor_state = "on",
 	mesecons = {conductor = {
 		state = mesecon.state.on,
 		offstate = "mesecons_extrawires:vertical_off",
-		rules = vrules
+		rules = vertical_rules,
 	}},
 	drop = "mesecons_extrawires:vertical_off",
-	after_place_node	= vertical_update,
-	after_dig_node 		= vertical_update
+	after_place_node = vertical_update,
+	after_dig_node = vertical_update,
 })
 
 minetest.register_node("mesecons_extrawires:vertical_off", {
@@ -91,18 +95,18 @@ minetest.register_node("mesecons_extrawires:vertical_off", {
 	walkable = false,
 	paramtype = "light",
 	sunlight_propagates = true,
-	groups = {dig_immediate = 3},
-	selection_box = vbox,
-	node_box = vbox,
+	groups = {dig_immediate=3},
+	selection_box = vertical_box,
+	node_box = vertical_box,
 	is_vertical_conductor = true,
 	vertical_conductor_state = "off",
 	mesecons = {conductor = {
 		state = mesecon.state.off,
 		onstate = "mesecons_extrawires:vertical_on",
-		rules = vrules
+		rules = vertical_rules,
 	}},
-	after_place_node	= vertical_update,
-	after_dig_node 		= vertical_update
+	after_place_node = vertical_update,
+	after_dig_node = vertical_update,
 })
 
 -- Vertical wire top
@@ -113,19 +117,19 @@ minetest.register_node("mesecons_extrawires:vertical_top_on", {
 	walkable = false,
 	paramtype = "light",
 	sunlight_propagates = true,
-	groups = {dig_immediate = 3, not_in_creative_inventory = 1},
-	selection_box = tbox,
-	node_box = tbox,
+	groups = {dig_immediate=3, not_in_creative_inventory=1},
+	selection_box = top_box,
+	node_box = top_box,
 	is_vertical_conductor = true,
 	vertical_conductor_state = "on",
 	mesecons = {conductor = {
 		state = mesecon.state.on,
 		offstate = "mesecons_extrawires:vertical_top_off",
-		rules = trules
+		rules = top_rules,
 	}},
 	drop = "mesecons_extrawires:vertical_off",
-	after_place_node	= vertical_update,
-	after_dig_node 		= vertical_update
+	after_place_node = vertical_update,
+	after_dig_node = vertical_update,
 })
 
 minetest.register_node("mesecons_extrawires:vertical_top_off", {
@@ -135,19 +139,19 @@ minetest.register_node("mesecons_extrawires:vertical_top_off", {
 	walkable = false,
 	paramtype = "light",
 	sunlight_propagates = true,
-	groups = {dig_immediate = 3, not_in_creative_inventory = 1},
-	selection_box = tbox,
-	node_box = tbox,
+	groups = {dig_immediate=3, not_in_creative_inventory=1},
+	selection_box = top_box,
+	node_box = top_box,
 	is_vertical_conductor = true,
 	vertical_conductor_state = "off",
 	mesecons = {conductor = {
 		state = mesecon.state.off,
 		onstate = "mesecons_extrawires:vertical_top_on",
-		rules = trules
+		rules = top_rules,
 	}},
 	drop = "mesecons_extrawires:vertical_off",
-	after_place_node	= vertical_update,
-	after_dig_node 		= vertical_update
+	after_place_node = vertical_update,
+	after_dig_node = vertical_update,
 })
 
 -- Vertical wire bottom
@@ -160,16 +164,16 @@ minetest.register_node("mesecons_extrawires:vertical_bottom_on", {
 	sunlight_propagates = true,
 	vertical_conductor_state = "on",
 	groups = {dig_immediate = 3, not_in_creative_inventory = 1},
-	selection_box = bbox,
-	node_box = bbox,
+	selection_box = bottom_box,
+	node_box = bottom_box,
 	mesecons = {conductor = {
 		state = mesecon.state.on,
 		offstate = "mesecons_extrawires:vertical_bottom_off",
-		rules = brules
+		rules = bottom_rules,
 	}},
 	drop = "mesecons_extrawires:vertical_off",
-	after_place_node	= vertical_update,
-	after_dig_node 		= vertical_update
+	after_place_node = vertical_update,
+	after_dig_node = vertical_update,
 })
 
 minetest.register_node("mesecons_extrawires:vertical_bottom_off", {
@@ -180,18 +184,18 @@ minetest.register_node("mesecons_extrawires:vertical_bottom_off", {
 	paramtype = "light",
 	sunlight_propagates = true,
 	groups = {dig_immediate = 3, not_in_creative_inventory = 1},
-	selection_box = bbox,
-	node_box = bbox,
+	selection_box = bottom_box,
+	node_box = bottom_box,
 	is_vertical_conductor = true,
 	vertical_conductor_state = "off",
 	mesecons = {conductor = {
 		state = mesecon.state.off,
 		onstate = "mesecons_extrawires:vertical_bottom_on",
-		rules = brules
+		rules = bottom_rules,
 	}},
 	drop = "mesecons_extrawires:vertical_off",
-	after_place_node	= vertical_update,
-	after_dig_node 		= vertical_update
+	after_place_node = vertical_update,
+	after_dig_node = vertical_update,
 })
 
 minetest.register_craft({