Joó Ádám wrote:
See this one: http://www.w3.org/TR/html4/interact/forms.html#adef-action 'User agent behavior for a value other than an HTTP URI is undefined.'
"" is a valid relative URI. http://tools.ietf.org/html/rfc1808#section-5.2 : (linked from HTML4) "An empty reference resolves to the complete base URL" http://tools.ietf.org/html/rfc2396#section-5.2 : (1998) "If the path component is empty and the scheme, authority, and query components are undefined, then it is a reference to the current document and we are done. http://tools.ietf.org/html/rfc3986#section-5.2.2 : (updated 2005) "if (R.path == "") then T.path = Base.path; -- Steve Clay http://mrclay.org/