title: Access iframe elements in JavaScript
body: <p>I have a webpage where there is a textarea within an iframe. I need to read the value of this textarea from its child page using JavaScript.</p>
  
  <p>Presently by using <code>window.parent.getelementbyID().value</code> in the JavaScript, I am able to fetch values of all controls in the parent page except the textarea within the iframe.</p>
  
  <p>Can anyone please give me any pointers to resolve this issue?</p>