title: Add top-margin based on height of other element with jQuery
body: <p>i have element which have misc height. I need to add some margin-top to other element according as this first block. I was used for this action jQuery height property but it's does't work. Can you help me? </p>
  
  <p>This is my code:</p>
  
  <pre><code>$(document).ready(function(){
      if ($('.post_discussion_header').height(79) + 'px'){
          $('.no_0').css('margin-top','110px');
          }
      });
  });
  </code></pre>
  
  <p>TIA. </p>