jQuery noConflict in *different namespace* in order to continue using one or more jQuery versions

gistfile1.html

<!-- Jquery for fancy things!-->

<script language="JavaScript" src="/js/public/jquery-latest.min.js" type="text/javascript"></script>
   <script>
    // to make fancy buttons.  Uses noConflict just in case
     var $jQ = jQuery.noConflict();

     // Use jQuery via $j(...)
     $jQ(document).ready(function(){

       $jQ("#mktFrmSubmit").wrap("<div class='buttonSubmit'></div>");
       $jQ(".buttonSubmit").prepend("<span></span>");

     });
   </script>


<!-- HERE IS THE JQUERY I WANT TO USE. THE ABOVE IS REQUIRED FOR OTHER STUFF NOT OWNED BY ME -->
<script src="http://code.jquery.com/jquery-1.7.1.min.js"></script>
<script type="text/javascript">
  //Completely move jQuery to a new namespace in another object.  
  var dom = {};
  dom.query = jQuery.noConflict(true);

  /*!
   * jQuery Cookie Plugin
   * https://github.com/carhartl/jquery-cookie
   *
   * Copyright 2011, Klaus Hartl
   * Dual licensed under the MIT or GPL Version 2 licenses.
   * http://www.opensource.org/licenses/mit-license.php
   * http://www.opensource.org/licenses/GPL-2.0
   */
  (function(a){a.cookie=function(g,f,k){if(arguments.length>1&&(!/Object/.test(Object.prototype.toString.call(f))||f===null||f===undefined)){k=a.extend({},k);if(f===null||f===undefined){k.expires=-1}if(typeof k.expires==="number"){var h=k.expires,j=k.expires=new Date();j.setDate(j.getDate()+h)}f=String(f);return(document.cookie=[encodeURIComponent(g),"=",k.raw?f:encodeURIComponent(f),k.expires?"; expires="+k.expires.toUTCString():"",k.path?"; path="+k.path:"",k.domain?"; domain="+k.domain:"",k.secure?"; secure":""].join(""))}k=f||{};var b=k.raw?function(i){return i}:decodeURIComponent;var c=document.cookie.split("; ");for(var e=0,d;d=c[e]&&c[e].split("=");e++){if(b(d[0])===g){return b(d[1]||"")}}return null}})(dom.query);

  // Take the assigned value created on the main purestorage.com site for last referrer
  // and create a hidden field on the form in order to submit the data to Marketo
  dom.query(document).ready(function() {
    var referrer = dom.query.cookie('referrer');

    if (null == referrer)
    {
      referrer = "None";
    }

    // Add on the hidden form field IF IT DOES NOT EXIST
    if (null == dom.query('#last_referrer__c').val())
    {
      dom.query('form').append('<input type="hidden" name="last_referrer__c" id="last_referrer__c" value="' + referrer + '">');
    }
    else
    {
      dom.query('#last_referrer__c').val(referrer);
    }
  });
</script>