title: How to get nth row in table with specific class
body: <p>The below is supposed to get the nth row from a table with the .graphedRow class.  It works for the first row, but not the others.</p>
  
  <p><a href="http://jsfiddle.net/hRpAw/" rel="nofollow">http://jsfiddle.net/hRpAw/</a></p>