Draw or type text on webpage and capture image via screen draw

If you want to draw or type text on webpage and take screenshot, Screen draw is a Firefox add-on that will help you to draw and type text on webpage .After your draw or type you can save that image in png or jpeg format.
   
This adds on help you to annotation mark or add text on webpage. You can simply add this add-on your browser after the installation you can seen Draw icon bottom part of the webpage click on that icon you can start your painting. Download this add-on click here