-  if user_signed_in?
  - unless request.user_agent.include? "Safari" ||"Chrome"
    = javascript_include_tag 'FABridge', 'swfobject', 'web_socket'
    :javascript
        WebSocket.__swfLocation = "/javascripts/WebSocketMain.swf";
  :javascript
    $(document).ready(function(){
      function debug(str){ $("#debug").append("<p>" +  str); };

      ws = new WebSocket("ws://#{request.host}:8080/#{CGI::escape(current_user.id.to_s)}");

    //Attach onmessage to websocket
      ws.onmessage = function(evt) {
        var obj = jQuery.parseJSON(evt.data);
        debug("got a " + obj['class'] );
        

        if (obj['class']=="retractions"){
          processRetraction(obj['post_id']);
        
        }else if (obj['class']=="comments"){
          processComment(obj['post_id'], obj['html']) 
        
        }else if (obj['class']=='photos' && onPageForClass('albums')){
          processPhotoInAlbum(obj['photo_hash'])
        }else{
          if( (obj['mine?'])|| (onPageForClass(obj['class']) || onPageForGroup(obj['group_id'])) ){
            
            processPost(obj['class'], obj['html'])
          }
        }

        
      }; 
      ws.onclose = function() { debug("socket closed"); };
      ws.onopen = function() {
        ws.send(location.pathname);
        debug("connected...");
      };

      function processRetraction(post_id){
        $('#' + post_id ).fadeOut(500, function(){
          $(this).remove;
        });
      }

      function processComment(post_id, html){
        post = $('#' + post_id)[0]
        $(' .comment_set li:last', post ).before(
          $(html).fadeIn("fast", function(){})
        );
        toggler = $('.show_post_comments', post)
        toggler.html(
          toggler.html().replace(/\d/,$('.comment_set', post)[0].childElementCount -1));
      }

      function processPost(className, html, groupId){
        if(onPageForClass(className) || onPageForGroup(groupId)){
          $("#stream").prepend(
            $(html).fadeIn("fast", function(){
              $("#stream label:first").inFieldLabels();
            })
          ); 
        }
      }

      function updateMyLatestStatus(messageHash){
        $("#latest_message").text(messageHash['text']);
        $("#latest_message_time").text(' - just now');
      }

      function processPhotoInAlbum(photoHash){
        if (location.href.indexOf(photoHash['album_id']) == -1){
          return ;
        }
        html =  "<div class=\'image_thumb\' id=\'"+photoHash['id']+"\' style=\'padding-right:3px;\'> \
          <a href=\"/photos/"+ photoHash['id'] +"\"> \
          <img alt=\"New thumbnail\" src=\""+ photoHash['thumb_url'] +"\" /> \
          </a> </div>"  
        $("#thumbnails").append( $(html) )
        $("#"+ photoHash['id'] + "  img").load( function() {
          $(this).fadeIn("slow");
        });
      }
      
      function onPageForClass(className){
        return ((location.href.indexOf(className) != -1 ) || (location.pathname == '/')) && onPageOne();
      }

      function onPageForGroup(groupId){
        return (location.href.indexOf(groupId) != -1 ) 
      }
      
      function onPageOne() {
          var c = document.location.search.charAt(document.location.search.length-1);
          return ((c =='') || (c== '1'));
      }
    });