Yeah, did noticed that, but looked to me OP is talking of all languages he is trying to work on (m only new to programming but at the start of my programming course witch will eventually teach me java, C# and objective C, ).
But your point taken!
Twenty years from now you will be more disappointed by the things that you didn't do than by the ones you did do. So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore, Dream. Discover.
Master page -> Content page -> User control -> Telerik grid with its context menu, hidden field.
This means: Master page contains content page, content page contains user control, user control contains Telerik grid with its context menu and hidden field.
I open popup window by clicking option in Telerik grid's context menu. After I choose some option in combo box in that popup window I press OK and close it. But I don't know how to reference opener that should be user control with Telerik grid and hidden field. I want to set hidden field to some value.