Users running Windows Vista 32-bit may experience an issue when embedding a webpage that contains a Java applet in a DyKnow Notebook. Students in a Vision session may also experience this issue if they are running Windows Vista 32-bit and the instructor embeds a webpage containing a Java apple
Install Sun's Java SE 6 – Update 12 release: http://java.sun.com/javase/downloads/index.jsp. Windows 64-bit users must be sure to install the 64-bit version of Java, in addition to the 32-bit version.
Alternatively, users can provide links to such webpages instead of embedding them into notebooks.