A. Mpgh.net will not allow applications to require user information, so it would be Dependant on the user already being logged in. A work around as mentioned in numerous other posts is to use a webbrowser on a hidden form or hidden or visible, whatever, and check for the elementid "navbar_search", If a user is logged in, then this this element will be there, otherwise it won't
But physical passing of the login through post or any other method will not be allowed for obvious reasons.
So , this may be (in general) a bad idea