title: Checking equality of 2 DOM Elements
body: <p>How may I check if 2 Dom element are same.</p>
  
  <p>Form example</p>
  
  <pre><code>var element1 = document.getElementById("abc");
  var element2 = document.getElementById("abc");
  </code></pre>
  
  <p>Now how should I chekc that these 2 elements are equal?</p>
  
  <p>Thanks</p>