As accounting professionals, we live and die by bits and bytes of computer data. If you lost all computer systems in your firm, do you know what it would take to get your firm back "online?"Hewlett-Packard does. The worldwide market leader in tape backup solutions just recently announced that its One-Button Disaster Recovery (OBDR) system now can be utilized by many of the leading servers used in small- to medium-sized businesses. Among those supported: Acer, Compaq, Dell and IBM. ARCserve IT for NT is scheduled to support OBDR by October.