1. On your PC, double-click the My Computer icon or click Start > My Computer.
  2. On the Tools menu [or View menu], click Folder Options…

You will need to repeat step 4 for each Microsoft Office document type [DOC,
PPT, and XLS.]

  1. Click the File Types tab.
  2. In the Registered file types list, click the specific Office document type [e.g.,
    DOC for Microsoft Word documents, PPT for Microsoft PowerPoint
    presentations, XLS for Microsoft Excel spreadsheets.]
  3. Click the Advanced button.
  4. In the Edit File Type dialog box, uncheck the Browse in same window check
    box (or uncheck the Open Web documents in place check box).
  5. Click OK.
  6. Click OK.