Arlington, VA - April 4, 2001 - Group Logic, the leading vendor of network workflow software and services to the print media industry, announced today that it has released version 4.0 of its MassTransit Enterprise file transfer, remote proofing, and remote workflow software for beta testing by leading print media companies.  The new product will be demonstrated at booth #2028 at Seybold Seminars in Boston next week.  General availability is scheduled for May.  A valuable new feature of MassTransit Enterprise version 4.0 is its Web browser plug-in for file transfer.  This new MassTransit "Web client" eliminates existing barriers to exchanging graphic arts files via a Web browser by providing extremely easy-to-use, drag-and-drop transfer of files and folders using the Web browser.  Additional benefits include multiple simultaneous file and folder transmission, automatic file compression/decompression, Macintosh folder hierarchy and file integrity protection, and cross-platform transfer.  The Web client is compatible with Netscape Navigator and Internet Explorer and runs on the Macintosh and Windows operating systems.