Crabby’s Daily Tip: Using Viewers —now everyone can playhttp://blogs.office.com/b/crabby_office_lady/archive/2010/02/08/crabby-s-daily-tip-2-8-10-view-this.aspxIf you receive a file that you can’t open, all is not lost. You can download a viewer from Office Downloads and see what it is the sender wants you to see. Same thing applies if you're sending a file to someone who doesn't have the program: Eitheren-USTelligent Community (Build: 5.5.133.9594)