Quick script to add is-ie, is-ie-8, and not-ie classes to a given list of selectors. Requires Prototype. HTML one-liner version provided that should cope with Bb 9.1sp9's text editor. - Leave VTBE on - Toggle HTML mode - Paste markup - Press submit (don't toggle html mode back off!!)

detect-ie.js

// <script type="text/javascript">

/**
 * configurable options
 * @type {object}
 * @property {array} selectors      array of selectors to add ie classes to
 * @property {string} isie_prefix   prefix for ie version class
 * @property {string} isie          class to add when browser is ie
 * @property {string} not-ie        class to add when browser is not ie
 */
var opts = {
  selectors: [
    'body',
    '.show',
    '.hide',
    '#structureHeader',
    '#structureInfographic',
    '#jurisdictionHeader',
    '#jurisdictionSubHeader1',
    '#jurisdictionSubHeader2',
    '#jurisdictionSubHeader3',
    '#jurisdictionSubHeader4',
    '#jurisdictionSubHeader5',
    '#jurisdictionCourtIcon',
    '#jurisdictionAustraliaIcon',
    '#jurisdictionStopIcon',
    '#breakoutTopSmall',
    '#breakoutBottomSmall',
    '#breakoutTopLarge',
    '#breakoutBottomLarge'
  ],
  isie_prefix: 'is-ie-',
  isie: 'is-ie',
  notie: 'not-ie'
};

/**
 * current version of ie [https://gist.github.com/527683]
 * @type {number|undefined}
 */
var ie = (function() {
  var undef,
    v = 3,
    div = document.createElement('div'),
    all = div.getElementsByTagName('i');
  while (
    div.innerHTML = '<!--[if gt IE ' + (++v) + ']><i></i><![endif]-->',
    all[0]
  );
  return v > 4 ? v : undef;
}());

var addClasses = function(inopts, iever) {
  // fetch all the elems
  var elems = $$(inopts.selectors.join(', '));
  for (var i = 0; i < elems.length; i++) {
    if (iever) {
      elems[i].toggleClassName(inopts.isie);
      elems[i].toggleClassName(inopts.isie_prefix + iever);
    } else {
      elems[i].toggleClassName(inopts.notie);
    }
  }
};

// FIRE
Event.observe(window.document, "dom:loaded", function() {
  addClasses(opts, ie);
});

// </script>

detect-ie.min.html

<div class="hidemyrow"><p>Script-block to allow targeting IE with CSS styles. Source: <a href="https://gist.github.com/6723353">gist.github.com/6723353</a></p></div><script type="text/javascript" defer>

 var opts={selectors:["body",".show",".hide","#structureHeader","#structureInfographic","#jurisdictionHeader","#jurisdictionSubHeader1","#jurisdictionSubHeader2","#jurisdictionSubHeader3","#jurisdictionSubHeader4","#jurisdictionSubHeader5","#jurisdictionCourtIcon","#jurisdictionAustraliaIcon","#jurisdictionStopIcon","#breakoutTopSmall","#breakoutBottomSmall","#breakoutTopLarge","#breakoutBottomLarge","#procedureHeader",".ICJprocedureContainer","#procedure1","#procedure2","#procedure3","#procedure4","#procedure5","#procedure6","#judgementHeader","#judgementSubHeader1","#judgementSubHeader2","#breakoutTopLarge"],isie_prefix:"is-ie-",isie:"is-ie",notie:"not-ie"},ie=function(){for(var e,i=3,o=document.createElement("div"),t=o.getElementsByTagName("i");o.innerHTML="<!--[if gt IE "+ ++i+"]><i></i><![endif]-->",t[0];);return i>4?i:e}(),addClasses=function(e,i){var o,t=$$(e.selectors.join(", "));for(o=0;o<t.length;o++)i?(t[o].addClassName(e.isie),t[o].addClassName(e.isie_prefix+i)):t[o].addClassName(e.notie)};Event.observe(window.document,"dom:loaded",function(){addClasses(opts,ie)}); </script>