var page = require('webpage').create();
var retries = 0;
var MAX_RETRIES = 2;

var fillLoginInfo = function(){
    var frm = document.getElementById("login_form");
    frm.elements["email"].value = 'kurac@gmail.com';
    frm.elements["pass"].value = 'kurcina';
    frm.submit();
};

function capIt(){
    var now = new Date();
    var filename = now.toISOString() + '_fcbk.png';
    filename = filename.replace(/:/g, '-');
    page.render(filename);
}

function handlePage() {
    if(page.title != "Facebook") {
        retries += 1;
        console.log('login attempts:', retries);
        if (retries > MAX_RETRIES) {
            console.log("too many retries");
            phantom.exit();
        }
        page.evaluate(fillLoginInfo);
    } else {
        console.log("completed");
        phantom.exit();
    }
}

page.onLoadFinished = function() {
    capIt();
    handlePage();
};

page.open('https://www.facebook.com/');