Apple has released a patch to the latest version of Java 6 for OSX which has resolved the issue of Java applications such as SoftChalk Create hanging/freezing since the recent Java 6 update.
The user will need to download one of the following patches from Apple:
For OSX 10.7, 10.8+: http://support.apple.com/kb/DL1572
For OSX 10.6 Users: http://support.apple.com/kb/DL1573
Please contact us at email@example.com if you continue to experience problems running SoftChalk after installing the update.