title: Timer for only 30 mins
body: <p>I want to set a timer for example my product should be display for only 30 mins when it is added to cart. I tried :-</p>
  
  <pre><code>var d = new Date();
  
  var minute = d.getHours()+30;
  </code></pre>
  
  <p>Also I want to show user how much time is remaining (countdown)</p>
  
  <p>I know this is wrong. I want to do this using jQuery. I am new to jquery please help me on this</p>
  
  <p>Thanks in advance.</p>