McAfee has posted a beta version of Virex 7.5, a new release of its anti-virus application. Virex 7.5 adds an updated revision of the Network Associates Olympus scanning engine, on-demand scanning, scan and update scheduling, online help, drag-and-drop scanning, automatic eUpdate functionality, and the latest 4240 McAfee antivirus engine. [Thanks to Roland Young for this news tip.]