Sun's ``next generation Java plug-in'' can be used to run XMLmind XML Editor Professional Edition as an applet. The requirements for running XMLmind XML Editor as an applet are:
A Java™ runtime version 1.6.0_10 and above.
A Web browser supporting the next generation Java™ plug-in. Currently such browsers are: Firefox 3 and Internet Explorer 6, 7 and 8.
The applet must be signed using a digital certificate.