Oooh wow this is neat ill take a look more into his Tool. Although is there some way to make one your self then implement it into dreamweaver with out using a tool/widget sort of thing or not really?
As with a lot of the widgets, this one consists of HTML, CSS and JS though this one also requires a JSON data file
Download the ZIP files from https://github.com/GianlucaGuarini/jQuery.html5loader,
unzip and follow the instructions https://github.com/GianlucaGuarini/jQuery.html5loader/blob/master/READ ME.md
Also have a look at the demos mentioned therein.