how to call dialogue Box ?

I want to Make a Help Dialogue Box. When we Press Help Menu then Dialogue box will appear. Current code is

     h_opt3 = uimenu('Label','&Help');
    uimenu(h_opt3,'Label','How to Use','Callback','dialog','separator','on');

It only show empty dialog.

In place of *dialog* i want to put a dialogbox which will describe how to use my software. How to code this all. Please help.

*Requirements:* How to Add stuff in DialogBox and how to call it in above mention scenario.

Answer 1

[Image Analyst]

Try this: http://blogs.mathworks.com/videos/category/gui-or-guide/ You can make it as fancy or simple as you want.