text: Template.post_thumbnail.onCreated(function () {
    var instance = this;
    instance.showVideo = new ReactiveVar(false);
  });
  
  Template.post_thumbnail.helpers({
    postLink: function () {
      return Posts.getLink(this);
    },
    target: function () {
      return !!this.url? "_blank" : "";
    },
    playVideoClass: function () {
      return !!this.media ? 'post-thumbnail-has-video': '';
    },
    showVideo: function () {
      return Template.instance().showVideo.get();
    }
  });
  
  Template.post_thumbnail.events({
    'click .post-thumbnail-has-video': function (e, instance) {
      
      e.preventDefault();
      instance.showVideo.set(true);
      
      // use Meteor.defer to make sure the elements are rendered by Blaze
      Meteor.defer(function () {
        $('body').addClass('showing-lightbox');
        $(e.target).parents('.post').find('.post-video-lightbox').fadeIn('fast');
        $(".js-video").fitVids();
      });
    
    },
    'click .post-video-lightbox-hide, click .post-video-lightbox': function (e, instance) {
      
      e.preventDefault();
      $(e.target).parents('.post').find('.post-video-lightbox').fadeOut('fast');
      $('body').removeClass('showing-lightbox');
      
      Meteor.defer(function () {
        instance.showVideo.set(false);
      });
      
      }
  });
  