title: Clear url in adressbar with location.hash
body: <p>How do i use <code>location.hash</code> to change url from:</p>
  
  <p><code>localhost:8080/login.php</code>
  to
  <code>localhost:8080</code></p>
  
  <p>i have tried to to this 
  <code>body onload="location.hash = '1'</code></p>