How to prevent page being postbacked when i transfer item from one listbox to other

Question

I have two listboxes in my application on button click i am pushing the item from one list box to other , the code works fine but it causes postback , while i move the item from

Answer 1

If your version of Visual Studio is less than 2008, then first download the ajax from the following site and install it:

http://ajaxcontroltoolkit.codeplex.com/

Add a reference to the System.Web.Extensions dll and then add the following line right after your opening

tag:

Replace the Your Code in following piece of code with your entire code that you have written above:

Your Code

That's it, this will stop posting back your page.