var questionnaireUrl = "http://demovik.kitten.fr-wd.com/support_ticket_system/questionnaire/trunk/www/index.html";
var idBlockToInsert = 'loadpage';
var authUrl = 'questionnaire_auth/auth.php'

var callbacks = new Object();

function getJSONP(url,cb)
{    
    var i;
    do
    i = 'c' + Math.floor(Math.random() * 99999);
    while(callbacks[i]);
    callbacks[i] = function(obj) {
                      cb(obj);
                      delete callbacks[i];
                    };    
    var script = document.createElement('script');
    script.src = url + (url.indexOf('?') >= 0?'&':'?') + 'callback=callbacks.' + i;
    script.type = 'text/javascript';
    document.getElementsByTagName('head')[0].appendChild(script);
}

function onSuccess(response)
{
  var frame = document.createElement('IFRAME');
  frame.id = 'quest-loader';
  frame.scrolling = 'auto';
  frame.src = questionnaireUrl + '?key=' + response.session;
  frame.setAttribute('frameborder', 0);
  setTimeout(function () {appendFrame(frame);}, 500);
}

function appendFrame(frame)
{
    document.getElementById(idBlockToInsert).appendChild(frame);
}

getJSONP(authUrl, onSuccess);