[amibroker] 1-2-3 signal Bar Color

[Mohammed]

Hi,

I would like to coloring last peak and last vale bars for 1-2-3 signal 
any one can help coding this?

here example of that

http://www.trade2win.com/traderpedia/images/1/1c/1-2-3bottom.JPG

Any help will be appreciating

Thanks for all