title: programmatically get the location of Microsoft office PIA
body: <p>I have installed Microsoft Office 2010 the location is<br>
  "C:\Program Files (x86)\Microsoft Visual Studio 10.0\Visual Studio Tools for Office\PIA\Office14"<br>
   I need to dynamically load an assembly from this location.<br>
  Is it possible to get the location "C:\Program Files (x86)\Microsoft Visual Studio 10.0\Visual Studio Tools for Office\PIA\Office14" programmatically?</p>