Simple Splash Screens 
http://www.devhood.com/tutorials/tutorial_details.aspx?tutorial_id=40630.7 How do I display a splash screen type form, one with only client area (no border or titlebar)
http://www.syncfusion.com/faq/winforms/search/621.aspsee more goodies here:
http://www.syncfusion.com/FAQ/Winforms/