title: sum all values for table column on html page
body: <p>I have a sample table look like this and data refreshed every 5 minute to show latest.example -                                                                  </p>
  
  <pre><code>TollFree                    US                      Canadian                      
  7,312                       826                     141,128     
  </code></pre>
  
  <p>I need to add and calculate total of above all.</p>
  
  <pre><code> Total Records -
  </code></pre>
  
  <p>This is what i have tried so far-
      <a href="http://jsfiddle.net/unKDk/2666/" rel="nofollow noreferrer">http://jsfiddle.net/unKDk/2666/</a></p>
  
  <p>HTML page has 6 tables which has different number of columns to do same calculation. Trying to use same script in all as td class is same.</p>