Create WPF Application in the VS 2008.
Create a Form in the WPF Application .
Create a Button Control in the WPF Application .
Copy and Paste the following into Button Click Event:
From1 frm = new Form1();
Note:User can call WPF Form to Windows Form and Windows Form to WPF Form. in WPF Application .
But , You can;t Create a WPF Form in the Windows Application.