Hi im a newbie to QT im trying upon some simple applications.. i'd like to know how to launch a new form by clicking a button from main window.. please explain me with a simple example.. when i create a new project say myqt it'll generate 1) a from "mainwindow.ui" 2) a header "mainwindow.h" 3) two source files "main.cpp" and "mainwindow.cpp".. now i need to add a from say "myform.ui" how do i launch or make the form visible when i press a button from "mainwindow" gimme some tutorials..