postback

I have several child nodes under many parent nodes. I need to check all the child nodes just by checking the parent node. I found no postback for treeview. I got a c# code for using ajax, but its just not triggering, after converting to vb. I found an aftercheck event in vb forms. How can I...

Hi, I'm trying to toggle between controls on a page dynamically. Depending on which button on the page is pushed, a certain control is loaded into the PlaceHolder control. It seems to load each control fine, but after initially loading the control, any data posted from that control is lost on...