Reading non-inline CSS style info from Javascript

Question

I know I must be missing something here, but I cannot seem to get this to work.

I have assigned a background color to the body of an html document using the style ta

Answer 1

Here is a function you can use (without the use of a framework ie) that was posted here by InsDel:

function getStyle(className) {
    var classes = document.styleSheets[0].rules || document.styleSheets[0].cssRules
    for(var x=0;x