Microsoft is planning to end support for Windows 98 next month, but many businesses still have computers running on the operating system, a new study shows. AssetMetrix, an Ottawa-based IT asset analysis tool vendor, collected data on over 370,000 PCs from 670 businesses in the U.S. and Canada. It found that 80 percent of those companies have at least one PC running either Windows 95 or Windows 98. The older operating systems accounted for about 27 percent of operating systems found. Read more: PC World.