There has probably been more than one occasion that you have wanted to capture something on a website that you were viewing.  You might have hit print screen or even got out the trusty smart phone.  There is an easier way with Easy Screenshot for Firefox.  Easy screenshot gives you three options with its add-on button.  You have the option to capture visible content, what your browser is currently showing.  You can also capture the entire page, top to bottom of the website. If you want to be specific with your screenshot you can even select a region to capture with a quick drag selection interface.  Easy Screenshot for Firefox is a great way to save something for later.

https://addons.mozilla.org/en-US/firefox/addon/easyscreenshot/?src=search