code: function onSelection(ev) {  // {{{2
    if (ev) {
      ev.stopPropagation();
      ev.stopImmediatePropagation();
      ev.preventDefault();
    }
  
    setTimeout(function() {
      if (window.getSelection) {
        if (window.getSelection().empty) {  // Chrome
          window.getSelection().empty();
        } else if (window.getSelection().removeAllRanges) {  // Firefox
          window.getSelection().removeAllRanges();
        }
      } else if (document.selection) {  // IE?
        document.selection.empty();
      }
    });
  
    return false;
  }
docs: Event Handlers {{{1