Inside user control (.ascx) and Tabs
Download Download this working example.

Panel 1Panel 2

"I just experimenting with your window and I must say that I am really so impressed with it.I am currently using teleik window but after I tried yours , I made my mind to move towards yours, what I really like about your components is the really simple API and it is light on browser, I made some tests comparing window to ... one and I must say your outtakes ..."

Ferasman