self_written_slides.js

$(function() {
  var el            = $("#slide-9") // last slide
    , stream        = new WebSocket("ws://stream.meetup.com/2/photos")
    , target_event  = 156380082     // http://www.meetup.com/Application-Developers-Alliance-NYC-Meetup/events/156380082/
    , target_member = 8157820;      // me (doug)
  stream.onmessage = function (msg) {
    var item = msg.data ? JSON.parse(msg.data) : null;
    if (item) {
      var event_id    = item.photo_album.event ? item.photo_album.event.id : null
         , member_id  = item.member.member_id
         , link       = item.photo_link;
      if (target_event === event_id && target_member == member_id) {
        var background = {
         "background": "url('" + link + "') no-repeat center center fixed",
         "-webkit-background-size": "cover",
         "-moz-background-size":"cover",
         "-o-background-size":"cover",
         "background-size":"cover",
         "color":"#fff"
        };
        el.css(background);
      }
    }
  };
})