function createAvatar(name, size) {
    function getInitials(name) {
        var nameArray = name.split(" ");

        if(nameArray.length <= 1) {
           return name.charAt(0).toUpperCase();
        }

        return nameArray[0].charAt(0).toUpperCase() + nameArray[1].charAt(0).toUpperCase();
    }

    function getRandomColor(colors) {
        var index = Math.floor((Math.random() * colors.length) + 0);

        return colors[index];
    }

    var colors = ["#1abc9c", "#2ecc71", "#3498db", "#9b59b6", "#34495e", "#16a085", "#27ae60", "#2980b9", "#8e44ad", "#2c3e50", "#f1c40f", "#e67e22", "#e74c3c", "#95a5a6", "#f39c12", "#d35400", "#c0392b", "#bdc3c7", "#7f8c8d"];
    var initials = getInitials(name);
    var $elem = $('<div><span></span></div>');
    var $text = $elem.find('span').text(initials);

    $elem.css({
        'height': size,
        'width': size,
        'font-size': size / 2.5,
        'background': getRandomColor(colors),
        'border-radius': '50%'
    });
  
    $elem.addClass('generated-avatar');

    return $elem;
}

var list = [
  'Pete Campbell',
  'Don Draper',
  'Peggy Olsen',
  'Roger M. Sterling',
  'Joan',
  'victor@auth0.com'
];

for (person in list) {
  var name = list[person],
      $avatar = createAvatar(name, 60);
  
  $('body').append($avatar);
}