New and 100% free: Schirmfoto
Screenshots made easy
Schirmfoto is the easiest way of creating screenshots. Schirmfoto integrates itself into your Windows system by adding a new button in the title bar of each window. Clicking this icon will create a screenshot for you.
Create screenshots within seconds
Save to PNG, JPG, RTF (Word) or even PDF
Print, email or copy screenshots
For Windows XP, Vista and Windows 7
Schirmfoto is free of charge. You can download it here:
http://www.abelssoft.net/download.php?fn=schirmfotosetupp