Bookmarklet: Netsh commands for Interface IP … identified as headlines.

netsh-cmds-headlines.js

/*jslint indent: 2, maxlen: 80, browser: true *//*

Netsh commands for Interface IP
===============================
… identified as headlines:
1. visit https://technet.microsoft.com/en-us/library/bb490943.aspx
2. apply bookmarklet

*/
(function () {
  'use strict';
  document.getElementById('provideFeedback2').outerHTML = [
    '<style type="text/css">',
    '.cmd-name {',
    '  font-size: 200%;',
    '  background-color: lightgray;',
    '  display: block;',
    '  margin-top: 2em;',
    '  font-family: monospace;',
    '  font-weight: bold;',
    '  padding-left: 0.2em;',
    '  transform-origin: left top 0px;',
    '  transform: scaleX(1.25);',
    '  width: 80%;',
    '  margin-bottom: 0.5em;',
    '}',
    '</style>'].join('\n');
  Array.from(document.getElementsByTagName('h3')).forEach(function (hl) {
    var cmd, newHl, pn;
    if (hl.innerHTML !== 'Syntax') { return; }
    hl = hl.previousElementSibling;
    if (String(hl.tagName).toLowerCase() === 'div') {
      hl = hl.previousElementSibling;
    }
    hl = hl.previousElementSibling;
    cmd = hl.innerHTML;
    newHl = document.createElement('h2');
    newHl.className = 'cmd-name';
    newHl.innerHTML = cmd;
    newHl.id = 'cmd-' + cmd.replace(/\s+/g, '-');
    pn = hl.parentNode;
    pn.insertBefore(newHl, hl);
    pn.removeChild(hl);
    return newHl;
  });
}());