Viasoft, Inc. announced today the launch of <A HREF="http://onmark.viasoft.com/">OnMark 2000 Version 3.0</A>, a suite of products designed to bring PCs and client/server networks into year 2000 compliance. Version 3.0 features three new additions -- OnMark WebCenter, OnMark 2000 Workbench for Lotus Notes and OnMark 2000 for Networks.