$(document).ready(function(){
  // GRAVATAR
  var email = 'yurigagarinspace@gmail.com',
      size = 75;
  $('.avatar img').attr('src',get_gravatar(email,size));
  // TRANSITION
  var speed = 600;
  $('.avatar').transition({ scale: 1 },speed,'easeOutBack')
  .find('img').delay(speed/1).transition({ scale: 1 },speed,'easeOutCirc');
});