diff --git a/displayword.lua b/displayword.lua
index a610e34..bb08991 100644
--- a/displayword.lua
+++ b/displayword.lua
@@ -6,36 +6,32 @@ function updateColor(data, inverseRow, characters2draw)
   end
   -- special case, and there are exactly 4 words to display (so each word for each minute)
     if (not inverseRow) then -- nomral row
-        if (data.drawnCharacters < data.charsPerMinute) then
-            if (data.words.min1 == 1 or data.words.min2 == 1 or data.words.min3 == 1 or data.words.min4 == 1) then
-                return data.colorMin1
-            else
-                return data.colorFg
-            end
+         if (data.drawnCharacters < data.charsPerMinute) then
+            return data.colorFg
         elseif (data.drawnCharacters < data.charsPerMinute*2) then
-            if (data.words.min2 == 1 or data.words.min3 == 1 or data.words.min4 == 1) then
-                return data.colorMin2
-            else
-                return data.colorFg
-            end
+            return data.colorMin1
         elseif (data.drawnCharacters < data.charsPerMinute*3) then 
-            if (data.words.min3 == 1 or data.words.min4 == 1) then
-                return data.colorMin3
-            else
-                return data.colorFg
-            end
-        elseif (data.drawnCharacters > data.charsPerMinute*3) then 
-            if (data.words.min4 == 1) then
-                return data.colorMin4
-            else
-                return data.colorFg
-            end
+            return data.colorMin2
+        elseif (data.drawnCharacters > data.charsPerMinute*4) then 
+            return data.colorMin3
+        elseif (data.drawnCharacters > data.charsPerMinute*5) then 
+            return data.colorMin4
         else
             return data.colorFg
         end
     else -- inverse row
-        --FIXME magic missing
-        return data.colorFg
+        --FIXME magic missing to start on the left side
+         if (data.drawnCharacters < data.charsPerMinute) then
+                return data.colorMin1
+        elseif (data.drawnCharacters < data.charsPerMinute*2) then
+                return data.colorMin2
+        elseif (data.drawnCharacters < data.charsPerMinute*3) then 
+                return data.colorMin3
+        elseif (data.drawnCharacters > data.charsPerMinute*4) then 
+                return data.colorMin4
+        else
+            return data.colorFg
+        end
     end
 end
 
@@ -43,7 +39,10 @@ function drawLEDs(data, numberNewChars, inverseRow)
     if (inverseRow == nil) then
          inverseRow=false
     end
-    print("charactes " .. tostring(data.charsPerMinute) .. " per minute; " .. tonumber(data.drawnCharacters) .. " used characters")
+    if (numberNewChars == nil) then
+        numberNewChars=0
+    end
+    print(tostring(numberNewChars)  .. " charactes " .. tostring(data.charsPerMinute) .. " per minute; " .. tonumber(data.drawnCharacters) .. " used characters")
     local tmpBuf=nil
     for i=1,numberNewChars do
         if (tmpBuf == nil) then
@@ -72,12 +71,11 @@ function generateLEDs(words, colorForground, colorMin1, colorMin2, colorMin3, co
  elseif (words.min4 == 1) then
    minutes = minutes + 4
  end
- print("Minutes : " .. tostring(minutes) )
- -- data.charsPerMinute=characters - math.floor(characters / minutes) * minutes  -- modulo
  data.charsPerMinute = math.ceil(characters / minutes)
  -- devide by five (Minute 0, Minute 1 to Minute 4 takes the last chars)
+ print("Minutes : " .. tostring(minutes) .. " Char minutes: " .. tostring(data.charsPerMinute) )
  data.words=words
- data.colorFg=colorFg
+ data.colorFg=colorForground
  data.colorMin1=colorMin1
  data.colorMin2=colorMin2
  data.colorMin3=colorMin3
@@ -96,134 +94,134 @@ function generateLEDs(words, colorForground, colorMin1, colorMin2, colorMin3, co
 
  -- line 1----------------------------------------------
  if (words.it==1) then
-    buf=colorFg:rep(2) -- ES
+    buf=drawLEDs(data,2) -- ES
   else
     buf=space:rep(2)
  end
 -- K fill character
 buf=buf .. space:rep(1)
  if (words.is == 1) then
-    buf=buf .. colorFg:rep(3) -- IST
+    buf=buf .. drawLEDs(data,3) -- IST
  else
     buf=buf .. space:rep(3)
  end
  -- L fill character
 buf=buf .. space:rep(1)
 if (words.fiveMin== 1) then
-    buf= buf .. colorFg:rep(4) -- FUENF
+    buf= buf .. drawLEDs(data,4) -- FUENF
   else
     buf= buf .. space:rep(4)
  end
  -- line 2-- even row (so inverted) --------------------
  if (words.twenty == 1) then
-    buf= buf .. colorFg:rep(7,true) -- ZWANZIG
+    buf= buf .. drawLEDs(data,7,true) -- ZWANZIG
   else
     buf= buf .. space:rep(7)
  end
  if (words.tenMin == 1) then
-    buf= buf .. colorFg:rep(4,true) -- ZEHN
+    buf= buf .. drawLEDs(data,4,true) -- ZEHN
   else
     buf= buf .. space:rep(4)
  end
  -- line3----------------------------------------------
  if (words.threequater == 1) then
-    buf= buf .. colorFg:rep(11) -- Dreiviertel
+    buf= buf .. drawLEDs(data,11) -- Dreiviertel
   elseif (words.quater == 1) then
     buf= buf .. space:rep(4)
-    buf= buf .. colorFg:rep(7) -- VIERTEL
+    buf= buf .. drawLEDs(data,7) -- VIERTEL
  else
     buf= buf .. space:rep(11)
  end
  --line 4-------- even row (so inverted) -------------
  if (words.before == 1) then
     buf=buf .. space:rep(2) 
-    buf= buf .. colorFg:rep(3,true) -- VOR
+    buf= buf .. drawLEDs(data,3,true) -- VOR
   else
     buf= buf .. space:rep(5)
  end
  if (words.after == 1) then
-    buf= buf .. colorFg:rep(4,true) -- NACH
+    buf= buf .. drawLEDs(data,4,true) -- NACH
     buf= buf .. space:rep(2) -- TG
   else
     buf= buf .. space:rep(6)
  end
  ------------------------------------------------
  if (words.half == 1) then
-    buf= buf .. colorFg:rep(4) -- HALB
+    buf= buf .. drawLEDs(data,4) -- HALB
     buf= buf .. space:rep(1) -- X
   else
     buf= buf .. space:rep(5)
  end
  if (words.twelve == 1) then
-    buf= buf .. colorFg:rep(5) -- ZWOELF
+    buf= buf .. drawLEDs(data,5) -- ZWOELF
     buf= buf .. space:rep(1) -- P
   else
     buf= buf .. space:rep(6)
  end
  ------------even row (so inverted) ---------------------
  if (words.seven == 1) then
-    buf= buf .. colorFg:rep(6,true) -- SIEBEN
+    buf= buf .. drawLEDs(data,6,true) -- SIEBEN
     buf= buf .. space:rep(5)
  elseif (words.oneLong == 1) then
     buf= buf .. space:rep(5)
-    buf= buf .. colorFg:rep(4,true) -- EINS
+    buf= buf .. drawLEDs(data,4,true) -- EINS
     buf= buf .. space:rep(2)
  elseif (words.one == 1) then
     buf= buf .. space:rep(6)
-    buf= buf .. colorFg:rep(3,true) -- EIN
+    buf= buf .. drawLEDs(data,3,true) -- EIN
     buf= buf .. space:rep(2)
  elseif (words.two == 1) then
     buf= buf .. space:rep(7)
-    buf= buf .. colorFg:rep(4,true) -- ZWEI
+    buf= buf .. drawLEDs(data,4,true) -- ZWEI
  else
     buf= buf .. space:rep(11)
  end
  ------------------------------------------------
  if (words.three == 1) then
     buf= buf .. space:rep(1)
-    buf= buf .. colorFg:rep(4) -- DREI
+    buf= buf .. drawLEDs(data,4) -- DREI
     buf= buf .. space:rep(6)
   elseif (words.five == 1) then
     buf= buf .. space:rep(7)
-    buf= buf .. colorFg:rep(4) -- FUENF
+    buf= buf .. drawLEDs(data,4) -- FUENF
  else
     buf= buf .. space:rep(11)
  end
  ------------even row (so inverted) ---------------------
  if (words.four == 1) then
-    buf= buf .. colorFg:rep(4,true) -- VIER
+    buf= buf .. drawLEDs(data,4,true) -- VIER
     buf= buf .. space:rep(7)
   elseif (words.nine == 1) then
     buf= buf .. space:rep(4)
-    buf= buf .. colorFg:rep(4,true) -- NEUN
+    buf= buf .. drawLEDs(data,4,true) -- NEUN
     buf= buf .. space:rep(3)
  elseif (words.eleven == 1) then
     buf= buf .. space:rep(8)
-    buf= buf .. colorFg:rep(3,true) -- ELEVEN
+    buf= buf .. drawLEDs(data,3,true) -- ELEVEN
  else
     buf= buf .. space:rep(11)
  end
  ------------------------------------------------
  if (words.eight == 1) then
     buf= buf .. space:rep(1)
-    buf= buf .. colorFg:rep(4) -- ACHT
+    buf= buf .. drawLEDs(data,4) -- ACHT
     buf= buf .. space:rep(6)
   elseif (words.ten == 1) then
     buf= buf .. space:rep(5)
-    buf= buf .. colorFg:rep(4) -- ZEHN
+    buf= buf .. drawLEDs(data,4) -- ZEHN
     buf= buf .. space:rep(2)
  else
     buf= buf .. space:rep(11)
  end
  ------------even row (so inverted) ---------------------
  if (words.clock == 1) then
-    buf= buf .. colorFg:rep(3,true) -- UHR
+    buf= buf .. drawLEDs(data,3,true) -- UHR
   else
     buf= buf .. space:rep(3)
  end
  if (words.six == 1) then
     buf= buf .. space:rep(2)
-    buf= buf .. colorFg:rep(5,true) -- SECHS
+    buf= buf .. drawLEDs(data,5,true) -- SECHS
     buf= buf .. space:rep(1)
   else
     buf= buf .. space:rep(8)
@@ -251,56 +249,6 @@ if (words.fiveMin== 1) then
   end
   collectgarbage()
 
-  local bufColored = string.char()
-  --function to set some color to the LEDs
-  local word=0
-  local firstCharAfterSpace=true
-  for x=0,9 do
-	for y=0, (charsPerLine-1) do
-		local start = ((x * charsPerLine) + y)*3 + 1
-		item=string.byte(buf, start)
-		-- Color the visible words
-		if (item > 0) then
-			if (firstCharAfterSpace == true) then
-				word = word + 1
-			end
-			firstCharAfterSpace=false
-			if (characters == 4) then -- we have a word for each minute to color differently
-				if (words.min4 == 1 and word == 4) then
-					bufColored = bufColored .. colorMin4
-				elseif (words.min3 == 1 and word == 3) then
-                                        bufColored = bufColored .. colorMin3
-        			elseif (words.min2 == 1 and word == 2) then
-                                        bufColored = bufColored .. colorMin2
-				elseif (words.min1 == 1 and word == 1) then
-                                        bufColored = bufColored .. colorMin1
-				else
-					bufColored = bufColored .. colorForground
-				end
-			else -- FIXME some more magic should be added here
-				if (words.min4 == 1) then
-					bufColored = bufColored .. colorMin4
-				elseif (words.min3 == 1) then
-					bufColored = bufColored .. colorMin3
-				elseif (words.min2 == 1) then
-					bufColored = bufColored .. colorMin2
-				elseif (words.min1 == 1) then
-					bufColored = bufColored .. colorMin1
-				else
-					bufColored = bufColored .. colorForground
-				end
-			end
-		else
-			firstCharAfterSpace=true
-			-- update the background color, if set
-			if (colorBg ~= nil) then
-				bufColored = bufColored .. colorBg
-			end
-		end	
-		print (x .. "x" .. y .. " : " .. start .. " color " .. tostring(item) .. " len " .. string.len(buf) .. " word " .. tostring(word))
-	end
-  end
-  collectgarbage()
-
-  return bufColored
+  return buf
 end
+