Reading documents CSS in Chrome Extension

Question

I am trying to read the pages CSS using a chrome extension. This is what i have in my content script :

   var allSheets = document.styleSheets;
     for (var         


        

Answer 1

Just a guess, but since chrome extensions are Javascript based, they may have cross domain issues. Chrome sets the rules and cssRules to null when programmatically trying to get a stylesheet from another domain.