RTSJoust - Version 1.5 A streamlining plug-in for Adobe Acrobat Exchange providing three powerful functions. E-mailing - RTSJoust allows the user to e-mail the current document being viewed to single or multiple recipients at the click of a button. This feature will work with any Messaging Application Program Interface (MAPI) compliant mailer such as MS Exchange, MS Outlook, MS Inbox, Lotus CCMail and many others. The send function is available from within Acrobat Exchange as well as when viewing PDF’s embedded in web pages.