OK , if all else fails , your final option could be to
1. Forward the email containing the document to your gmail address.
2. Open google chrome , install this extension -
https://clients2.google.com/service/upd ... .0.552.237 , Docs PDF/PowerPoint Viewer (by Google)
3. Then log into your gmail account , Now you will see a link called "View" , This will open the document in google docs.
If this also doenst work , Please download document , right click the file choose properties, then post the FULL NAME OF THE FILE INCLUDING those 3 letters after the " . " , And notice what it says after opens with. That is the program with which you can open the file