Update README.md

README.md

@@ -1,26 +1,35 @@
-Cube4Fun
-==================
-
+# Cube4Fun
 ![alt text][logo]
 
-Overview
---------------------------------------
+## Index
+ 1. [Overview](#overview)
+ 2. [Requirements](#requirements)
+ 3. [Software](##software)
+ 4. [Hardware](##hardware)
+ 5. [Arduino controller](#arduino-with-network-shield-and-sd-card)
+
+## Overview
 * Create your own cool 3D animations and tag them
 * Upload to your Cube4Fun
 * Use the animation-tag from any internet service/device by sending GET/  request to activate animations
-* Share your animations with everybody on this site: http://www.cube4fun.net
+* Share your animations with everybody on [this site:](http://www.cube4fun.net)
 
 ![alt text][overview1]
 
-Requirements
---------------------------------------
+## Requirements
+### Software
 * MacOS 10.10 or higher
+* Cube4Fun Application (TODO: Link)
+* Arduino Image (TODO: Link)
+* Rainbowduino Image (TODO: Link)
+ 
+### Hardware
 * Arduino Uno or Arduino Mega
 * Arduino network shield
 * SD card
-* Rainbowduino + RGB Cube (check this Wiki for more details
+* Rainbowduino + RGB Cube [check this Wiki for more details](http://www.seeedstudio.com/wiki/Rainbow_Cube)
 
-Arduino:
+Arduino with network shield and sd-card
 --------------------------------------
 
 ...