title: How do i grey out the input field and the submit button
body: <p>I want to grey out <a href="http://doorsplit.heroku.com/" rel="noreferrer">these two things</a> the song input field and the submit button until the user enters and artist. Is there an easy way to do this via JQuery.</p>
  
  <p>the id of the artist input field is #request_artist</p>