[HKEY_CURRENT_USER\Software\Classes\MIME\Database\Content Type\application/xhtml+xml]
"CLSID"="{25336920-03F9-11cf-8FD0-00AA00686F13}"
[HKEY_CURRENT_USER\Software\Classes\MIME\Database\Content Type\application/vnd.wap.xhtml+xml]
"CLSID"="{25336920-03F9-11cf-8FD0-00AA00686F13}"