Thanks you very much. This is exactly what I was looking for.
I didn't think that [N] works for functions like setplotcolor.

Bye.

You're right, with a picture it's easier : http://jfoutelet.developpez.com/images/AB_Bidon2.png The code is variable : Color(red) ; Color = AB_Color_Chart(Close, Green, Red); Plot1(Close , "close ", Color) ; // Plot2[1] (Close[1] , "my close", Color) ; Look at AB_Bidon2. Only plot1 is printed. You c...

Hello First I apologise for my poor English. I'm newbie on Multicharts and I would like to test a very simple indicator, here is the code variable : Color(red) ; Color = AB_Color_Chart(Close, Green, Red); Plot1(Close , "close ", Color) ; Plot2[1] (Close[1] , "my close", Color) ; where AB_Color_Chart...