Fix Customs Forge Search Page's Download links (Version 3)

// ==UserScript==
// @name        Fix Customs Forge Search Page's Download links
// @namespace   CustomsForge
// @description Fixes the download links on the CustomsForge.com search page
// @include     http://search.customsforge.com/
// @include     https://search.customsforge.com/
// @include     http://search.customsforge.com/*
// @include     https://search.customsforge.com/*
// @version     3
// @grant       none
// ==/UserScript==

function fixlinks () {
 //console.log('customsforge userscript startup');

  var trs=document.querySelectorAll('#songs_table tr.odd,#songs_table tr.even');
  var songtd;
  qlink=document.createElement('a');
  qlink.innerHTML='&nbsp;<b>?</b>';
  for(i=0;i<trs.length;i++) {
    songtd=trs[i].getElementsByTagName('td')[2];
    dllink=trs[i].querySelector('img.dl').parentNode.href;
    if(dllink.match(/r(\d+)$/)){
      qlink.href=songtd.getElementsByTagName('a')[0].href;
      qlink.title='Check for more versions of this song';
      songtd.appendChild(qlink.cloneNode(true));
      songtd.getElementsByTagName('a')[0].href=dllink;
      songtd.getElementsByTagName('a')[0].title='Song Info';
      trs[i].querySelector('img.dl').parentNode.href='http://customsforge.com/process.php?id='+dllink.match(/r(\d+)$/)[1];
      trs[i].querySelector('img.dl').parentNode.title="Download Page";
    }
  }
}

function onNodeInserted() {
  if(document.querySelector('.cfinfolink'))
    return;
  else
    window.setTimeout(fixlinks,1000);
}

window.setTimeout(fixlinks,1000);
document.addEventListener('DOMNodeInserted', onNodeInserted, false);