A family of Microsoft word processing software products for creating web, email, and print documents.
No, I don't think it is unreasonable to think you may have a system problem.
A quick fix could be to try doing a repair:
Repair or remove Office 2010 -http://office.microsoft.com/en-us/excel-help/repair-or-remove-office-2010-HA010357402.aspx?CTT=1
This is a step-by-step process for locating problems:
A beginner's guide to troubleshooting problems in Word
**http://support.microsoft.com/kb/322743**
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http://office.microsoft.com/en-us/outlook-help/learn-where-menu-and-toolbar-commands-are-in-office-2010-HA101794130.aspx - Silverlight applets Mapping 2003 menu to 2010 ribbon for all Office apps.
http://office.microsoft.com/en-us/training/HA102295841033.aspx -Flash Applets mapping Office 2003 menus to 2007 ribbon.