(function($) { $.fn.konami = function(callback, code) { if (code == undefined) code = "38,38,40,40,37,39,37,39,66,65"; return this.each(function() { var kkeys = []; $(this).keydown(function(e) { kkeys.push(e.keyCode); if (kkeys.toString().indexOf(code) >= 0) { $(this).unbind('keydown', arguments.callee); callback(e); } }, true); }); } })(jQuery);