Check the Version of JaVA
Select Control Panel from the Start Menu.
In the upper left of the Contrl Panel window, click on Switch to Classic View.
Open the item named Java Plug-in or Java.
Click on the About button.
The version number listed should read 1.5.0_07.
**Note** All other versions may not work correctly with the current version of WebCT
After Closing out About Java, Click on the Update tab and uncheck "Check for Updates Automatically." This will prevent Java from updating to a version that may be incompatible with WebCT