title: javascript change element from another page
body: <p>I have two buttons using javascript.</p>
  
  <p><strong>First</strong> creates text and removes the link and <strong>Second</strong> creates link and removes the text</p>
  
  <p>Can a click on the link change the text? When they are on a page at the same time it works. </p>
  
  <p>Otherwise it does not.</p>