code: function(thingy) {
  		// simple DOM lookup utility function
  		if (typeof(thingy) == 'string') {
  			thingy = document.getElementById(thingy);
  		}
  		if (!thingy.addClass) {
  			// extend element with a few useful methods
  			thingy.hide = function() { this.style.display = 'none'; };
  			thingy.show = function() { this.style.display = ''; };
  			thingy.addClass = function(name) { this.removeClass(name); this.className += ' ' + name; };
  			thingy.removeClass = function(name) {
  				this.className = this.className.replace( new RegExp("\\s*" + name + "\\s*"), " ").replace(/^\s+/, '').replace(/\s+$/, '');
  			};
  			thingy.hasClass = function(name) {
  				return !!this.className.match( new RegExp("\\s*" + name + "\\s*") );
  			};
  		}
  		return thingy;
  	}
docs: ID of next movie