title: Automate excel macro when file added to folder
body: <p>When a file is added to a folder I would like to: </p>
  
  <ol>
  <li>Open file with excel eg: </li>
  </ol>
  
  <p><code>excel.exe "c:\My Folder\book1.xlsx"</code></p>
  
  <ol start="2">
  <li><p>Perform macro with excel</p></li>
  <li><p>Save excel file in same folder </p></li>
  </ol>
  
  <p>What is the best way to achieve this on Windows 7? </p>