flash.js

  $('html').ajaxSuccess(function(event,request,options) {
    var data = null;
    try {
      data = $.parseJSON(request.responseText);
    } catch(e) {
      // well... this is hacky and we're parsing all incoming ajax responses. i'd really like to do this in a nicer way
    }
    if ((data!==null) && (data.flash!==null)) {
      $.each(data.flash, function(k,v) {
        $.flash(v, {type: k});
      });
    }
  });