<!DOCTYPE html> ... <link rel='stylesheet' id='basecss-css' href='http://www.someurl.com/modules/14ce1e21/peadig-eucookie.css' type='text/css' media='all' /> Why is the validator (http://validator.w3.org/) rejecting this? What attribute is "required" that I am not aware of? The error: Error Line 408, Column 142: Element link is missing required attribute property. …/modules/14ce1e21/peadig-eucooki