No more print screen to take a screenshot, pasting it on paint and saving it as jpg. With Firefox 4 it will makes your job very easy. Let’s see about this add-on,
Search for this add-on ‘Awesome Screenshot – Capture and Annotate’ and add this to your Firefox. Restart your browser and you could see a icon next to the home button.
Click this icon and this will open the same page in a separate tab like the one shown below,
You can make use of the tools like circle, arrow, colours, text and other items. When you are done with the changes click the ‘Done’ button and right click to save the image.
See this video about how to use this add-on, http://www.youtube.com/watch?v=-a-ABr2QpNM