2-color moving average on Awesome Oscillator

 
I am looking for a 2-color moving average that can be plotted on the Awesome Oscillator on MT4. Any help is much appreciated.
 
This is possible only if you write a custom indicator. The easiest way is to use the built-in MA (drag and drop it over AO and select previous indicator data in the apply to field), but it has only one color.
Reason: