gistfile1.txt

FBXPTO = {
    iniciado: false,
    
    init:function(callback) {
        var self = this;
        $('body').append('<div id="fb-root"></div>');
        window.fbAsyncInit = function() {
            FB.init({appId: 'MYID', status: true, cookie: true, xfbml: true});
            callback();
            self.iniciado = true;  
        };
        var e = document.createElement('script'); e.async = true;
        e.src = 'http://connect.facebook.net/en_US/all.js';
        document.getElementById('fb-root').appendChild(e);
    },
    
    perguntar:function() {
        var self = this;
        if( !this.iniciado ) {
            this.init(function(){
                self.perguntar();
            });
            return;
        }
        
        FB.ui({method: 'apprequests',
            message: 'mymessage',
        }, function() {} );
        
        
    }
}