use of relative URLs, urls with port 80 in them, etc. patch originally from tschaub, revised by euzuro, reviewed by me. git-svn-id: http://svn.openlayers.org/trunk/openlayers@2093 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
git-svn-id: http://svn.openlayers.org/trunk/openlayers@1486 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf