$(document).ready(function() {
    //Initialize FB Initial Data
    FB_RequireFeatures(["Api"], function() {
        FB.Facebook.init(apikey, 'facebook/xd_receiver.htm');
    });

});


function doConnectFB(){	
   requireFBSession();
}

function requireFBSession() {
    FB.Connect.requireSession(function() {
        if (FB.Facebook.apiClient.get_session() != null) {
            fbid = FB.Facebook.apiClient.get_session().uid;
			islogin(fbid);
        }
    });
}