(function($) {
  $.fn.StyleCurrentMenu = function(className,startPage) {
  var aAdress = location.href.split("/");
  var sPage = aAdress[aAdress.length - 1];
  if(sPage.length == 0) {sPage = startPage}
  $("#" + this.attr("id") + " a").each(function(){
  if($(this).attr("href") == sPage) {
  return $(this).addClass(className);
  }
  });
  }
})(jQuery);