title: How to get the url first entered in the browser
body: <p>I entered www.abc.com/123 in the browser
  THe site detects user is not login so it automatically redirects it to login url www.abc.com/login.</p>
  
  <p>On the login page, I have a script running (Jquery)</p>
  
  <p>I want to get the url of the referral from the login page. Meaning I want to get the url of www.abc.com/123.</p>
  
  <p>How I can achieve this from a jquery code?</p>