How to stop Refersh/Reload of page in asp.net : I think page load is bigest issue of asp.net(webform)  

I reserach alot about but i not get any solution

I use update panel but update panel not work 

So please expect update panel give any other solution

e.g I have button i click onbutton after that full page goes refersh but i dnt want this 

Is this possible when i click on button just show some progress bar for refershing page 

Please give some suitable example 

Because Page load so irrating me

Thanks :)