#Letter# #Is the Content-Type header "application:xrds+xml"?# #User entered Identity URL.# #HTTP redirects result in normalized URL; the "claimed identity."# #Document retrieved from URL.# #No# #Is a "X-YADIS-Location" header present?# #Die.# #No# #Retrieve document.# #Parse XRD for Services.# #Yes# #Yes# #Does the document parse as HTML and have a <meta http-equiv="X-YADIS-Location" content="..."> tag?# #No# #Yes#