In this question I asked, how I can generate shades of one color responsive to the number of div's. @DonJuwe came up with a perfectly working solution and demo: http://jsbin.com/xakifequ/1/edit
However when I'm trying to use the code from the jsfiddle or JSBin it just doesn't work.
So I downloaded the source code from JSBin, opened the .html-file and what I got was this:
Can someone please explain me, why this happens?