how to create a "please wait..." massage in GUI?

I created a GUI page. when you push "calculate" button, it takes about one minute for program to return the results. I want a "please wait..." massage to appear until the results are calculated. please guide me.

Answer 1

[Shashank Prasanna]

You can use the waitbar instead:

http://www.mathworks.com/help/matlab/ref/waitbar.html

So the user will know that its doing something.