<!DOCTYPE html>
<html>
  <body>
    <a id='visible_a' href='#' >link</a>
    <a href='#' style='display:none'>invisible 1</a>
    <a href='#' style='visibility:hidden'>invisible 2</a>
    <i>not link<i>
    <div id='editable_div_1' contenteditable>link</div>
    <div id='editable_div_2' contenteditable='true'>link</div>
    <div id='x' contenteditable='false'>link</div>
  </body>
</html>