joyreactor tag redirect

// ==UserScript==
// @name     Joyreactor tag editor
// @version  1
// @grant    none
// @include https://reactor.cc/*
// @include http://reactor.cc/*
// @include https://*reactor.cc/*
// @include http://*reactor.cc/*
// ==/UserScript==

  var tags;
var timeout = 500;
setInterval(go, timeout);

function go()
{
  tags = document.getElementsByClassName("taglist");
    if (tags.length == 0)
  {
    var newtags;
    newtags = document.getElementsByClassName("post-tags");
    if (newtags.length > 0)
        {
        tags = Array();
         for (var i=0; i<newtags.length; i++)
          {
          tags.push(newtags[i].children[0])
          }
        }
  }
  if (tags.length > 0)
  {
    startChange()
  }
}
function startChange()
{

    for (var i=0; i<tags.length; i++)
      {
        var thisTag = tags[i].children;

        for (var u=0; u<thisTag.length; u++)
            {
            ChangeLink(thisTag[u]);
            ChangeLink(thisTag[u].children[0]);
          }
      }
}
function ChangeLink(link)
{
  if (link != undefined && link.getAttribute("href") != undefined)
                    {
                var urlstring = link.getAttribute("href");

                if (!urlstring.endsWith("/all") && !urlstring.endsWith("rating"))
                    {
                    if (!urlstring.endsWith("/"))
                    {
                                            urlstring = urlstring+"/all";
                    }
                    else
                    {
                      urlstring = urlstring+"all";
                    }
                                        link.setAttribute("href", urlstring);
                 }
              }
}