There’s time when you visit some beautiful gallery websites or a forum full of pictures, unfortunately they don’t use lightbox, or maybe they link to an image host service. So you have to open the image in a new tab? Don’t worry, this tutorial will show use how to make a Greasemonkey script to open up a view-port allow you to preview the content.

Firefox’s one of the most popular browsers right now. Despite the massive library of interesting add-ons on the internet, it’s sometime still hard to find a simple extension fit for your need. Well, no one know what you want more then yourself, so why not make your own extension.