Microsoft's Office 2007 for Windows PCs was released almost a year ago... Today sees the launch of Office 2008 for Apple Macintosh computers. Developed by Microsoft's Macintosh Business Unit, Office 2008 for Mac OS X is available in three editions. Office 2008 Home and Student Edition includes the core applications: Word, Excel, PowerPoint, and the e-mail client and personal organizer Entourage. Office 2008 Standard Edition also has Microsoft Server Exchange support, and the Office 2008 Special Media Edition has Exchange support and the digital media manager Expression Media...