How to display grid in grid like...?Please help

Hi all,
I want to display grid in grid like the images was attached.Please give me some advises.
1.Display one grid empty and after that clink on cell of grid1,it will display grid2.Please review my image

Thanks a lot.


I think the better way is to use a window.
See docs.dhtmlx.com/doku.php?id=dhtmlxwindows:toc