function getSelectionHTML(selection) {
   var range = (document.all ? selection.createRange() : selection.getRangeAt(selection.rangeCount - 1).cloneRange());

   if (document.all) {
      return range.htmlText;
   } else {
      var clonedSelection = range.cloneContents();
      var div = document.createElement('div');
      div.appendChild(clonedSelection);
      return div.innerHTML;
   }
}