my_script_name = document.location.href.substring(document.location.href.lastIndexOf('/')+1);


if(my_script_name.toLowerCase() == "index.html") {

  window.location = document.location.href.toLowerCase().replace("index.html", "");
}

if(my_script_name.toLowerCase() == "features.html") {

  window.location = document.location.href.toLowerCase().replace("features.html", "");
}