Takes long time to open documents in Office 2007

Try this

1.) Open My Computer. 

2.) Go to Tools -> Folder Options, and click on File Types. 

3.) Find the extension of the file in question (XLS, DOC, etc.) 

4.) Highlight the extension, and click \"Advanced.\" 

5.) Highlight the \"Open\" Action, and click \"Edit\” 

6.) Click into the \"Application used...\" field, and scroll to the end of 

the command. 

7.) Put a space at the end, and type in \"%1\" (With the quotes.) 

8.) Uncheck \"Use DDE.\" 

9.) Click \"OK.\"

Open Tools, Options, and check "Ignore other applications that use DDE"

Pasted from <http://www.technologyquestions.com/technology/microsoft-office/287228-takes-long-time-open-documents-office-2007-a.html>