diff --git a/bmp.lua b/bmp.lua
index 6928c70..1ec076a 100644
--- a/bmp.lua
+++ b/bmp.lua
@@ -15,8 +15,8 @@ function t.load( filename )
   return img, imgd
 end
 
-function t.save( data, format )
-  
+function t.save( data, filename )
+  local w, h = data:getDimensions()
 end
 
 return t
\ No newline at end of file
diff --git a/button.lua b/button.lua
new file mode 100644
index 0000000..dfe51d8
--- /dev/null
+++ b/button.lua
@@ -0,0 +1,32 @@
+local t = {}
+
+function t.onHover( button )
+  
+end
+
+function t.onClick( button )
+  
+end
+
+function t.newButton( name, tooltip, icon, x, y, w, h, callback )
+  return setmetatable( {
+      name = name,
+      tooltip = tooltip,
+      icon = icon,
+      x = x,
+      y = y,
+      w = w,
+      h = h,
+      callback = callback },
+    t )
+end
+
+function t.draw( button )
+  
+end
+
+t.__index = t
+t.__call = t.newButton
+
+setmetatable( t, t )
+return t
\ No newline at end of file
diff --git a/locationQuery.lua b/locationQuery.lua
index e1281e2..c7b3f16 100644
--- a/locationQuery.lua
+++ b/locationQuery.lua
@@ -6,7 +6,6 @@ local math = math
 
 local hash = function( x, y, debug )
   local s = "h"..("%2d%2d"):format(math.floor( 0.5 + (180 + x) / 10 ), math.floor( 0.5 + (100 + y) / 10 ) )
-  if debug then print( "HASH: ", s, x, y) end
   return s
 end
 
@@ -25,8 +24,6 @@ function t.getClosestPoint( points, x, y )
     end
     
   end
-  
-  print( #closePoints, distance )
 
   return point
 end
diff --git a/main.lua b/main.lua
index 2f7128a..f340be3 100644
--- a/main.lua
+++ b/main.lua
@@ -1,5 +1,6 @@
 local love = assert( love, "This tool requires LOVE: love2d.org" )
 local map = require 'map'
+local button = require 'button'
 local SAVEDIRECTORY = "out/"
 local Camera = require 'camera'
 local wasKeyPressed
@@ -30,12 +31,46 @@ function love.update( dt )
 
 end
 
+local toolButtons = {
+  "Brush",
+  "Move Nodes",
+  "Add Nodes",
+  "Edit Node",
+  "Draw Polygon",
+  "Erase Polygon"
+}
+
+local layerButtons = {
+  "Africa",
+  "Europe",
+  "North America",
+  "South America",
+  "Asia",
+  "Russia",
+  "Travel Nodes",
+  "AI Markers",
+  "Cities",
+  "Coastlines",
+  "Coastlines Low",
+  "Sailable"
+}
+
 
 function love.draw()
   love.graphics.push( "all" )
   map.draw()
   love.graphics.pop()
 
+  --Layer buttons.
+  do
+    love.graphics.setColor( 1, 1, 1, 1 )
+    local h = love.graphics.getHeight() - 60
+    for x = 0, 300, 30 do
+      love.graphics.rectangle( "line", x, h, 30, 30 )
+    end
+
+  end
+
   --Status bar.
   local x, y = love.mouse.getPosition()
   local wx, wy = Camera.GetWorldCoordinate( x, y )
diff --git a/map.lua b/map.lua
index b9dce1a..036f902 100644
--- a/map.lua
+++ b/map.lua
@@ -44,13 +44,14 @@ function map.draw()
   do --territory
     lg.setColor( 1,1,1,1)
     lg.setLineJoin( "none" )
-    lg.setLineWidth( 1 / Camera.zoom )
     lg.replaceTransform( Camera.tfTerritory )
     lg.setBlendMode( "add" )
     for k, v in pairs(map.territory) do
       if v.visible then 
         v:draw()
+        lg.setLineWidth( 1 / Camera.zoom )
         v:drawBorder( "land" )
+        lg.setLineWidth( 3 / Camera.zoom )
         v:drawBorder( "sea" )
       end
     end
@@ -67,8 +68,7 @@ function map.draw()
     lg.setColor( 1, 1, 1, 0.5)
     map.sailable:drawBorder( "sailable" )
     
-    
-    lg.setColor( 1, 0, 0, 0.5)
+    lg.setLineWidth( 3 / Camera.zoom )
     map.sailable:drawBorder( "placeable" )
   end
 
@@ -123,7 +123,16 @@ function map.draw()
 end
 
 function map.save()
-
+  map.cities.save()
+  map.coastlines.save()
+  map.coastlinesLow.save()
+  map.international.save()
+  map.sailable.save()
+  map.travelnodes.save()
+  map.ainodes.save()
+  for k, v in pairs(map.territory) do
+    map.territory[k].save()
+  end
 end
 
 function map.hover(x, y)
diff --git a/nodes.lua b/nodes.lua
index 1f1be3c..ed99358 100644
--- a/nodes.lua
+++ b/nodes.lua
@@ -72,6 +72,7 @@ function t.load( filename, sailable )
   return setmetatable( nodes, {__index = t } )
 end
 
+--Determine if graph has more than one connected component.
 function t.isConnected( nodes )
   
 end
diff --git a/territory.lua b/territory.lua
index 96c04ae..844aedf 100644
--- a/territory.lua
+++ b/territory.lua
@@ -14,6 +14,7 @@ local colours = {
 
 function t.load( filename, name )
   local img, imgd = assert( bmp.load( filename ) )
+  img:setWrap( "repeat" )
   local territory = { 
     visible = true, 
     name = name,