HackForums Userscript: Notepad popup for HackForums (HF Notepad Popup)

hf.notepadpopup.user.js

// ==UserScript==
// @name        HF Notepad Popup
// @namespace   Notepad popup for HackForums
// @description Notepad popup for HackForums
// @include     *hackforums.net/*
// @version     0.1
// ==/UserScript==
// 
// 

function GM_main ($) {
var notepadHtml;
if(window.location.href.indexOf("hackforums.net/usercp.php#notepad") > -1) {

         $('*').each(function(index) {
             if ($(this).is('form'))
                 {
                  notepadHtml = $(this).html();
                  notepadHtml = '<form action="usercp.php#notepad" method="post">' + notepadHtml + "</form>";
                 }
               
         });
          
          $('body').html("");
          $('body').html(notepadHtml);
      }
else
{
    var onclick = "window.open('https://hackforums.net/usercp.php#notepad','HF Personal Notepad','width=575,height=350,scrollbars=yes,toolbar=yes,location=yes'); return false;";
  $('a[href$="private.php"]').after( " | " + '<a title href="#" onclick="' + onclick + '">View Notepad</a>');   
}
  
}

add_jQuery (GM_main, "1.7.2");

function add_jQuery (callbackFn, jqVersion) {
    jqVersion       = jqVersion || "1.7.2";
    var D           = document;
    var targ        = D.getElementsByTagName ('head')[0] || D.body || D.documentElement;
    var scriptNode  = D.createElement ('script');
    scriptNode.src  = 'https://ajax.googleapis.com/ajax/libs/jquery/'
                    + jqVersion
                    + '/jquery.min.js'
                    ;
    scriptNode.addEventListener ("load", function () {
        var scriptNode          = D.createElement ("script");
        scriptNode.textContent  =
            'var gm_jQuery  = jQuery.noConflict (true);\n'
            + '(' + callbackFn.toString () + ')(gm_jQuery);'
        ;
        targ.appendChild (scriptNode);
    }, false);
    targ.appendChild (scriptNode);
}