[amibroker] How to open new pane in AFL

[iwegiel]

Hello,

I want to draw sometning in one pane and then draw something in new pane. How 
to do it in .afl file?

It should be like that: 

Plot (...) // in first pane
OpenSecondPane // how to do it? 
Plot (...) // in second pane

thanks in advance
Ireneusz