I just googled "create class diagram":
http://www.google.com/search?hl=en&q=create+class+diagramThis came up with lots of hits. In addition to the UML tools I noticed a couple JAVA IDE's like Netbeans. These are open source and have diagramming tools built in.
>>You can try UML tools. I would assume some have 30 trials.
>>
>Yes, that's what I'm thinking of. Do you have any specific recommendation? I did a google search, but nothing good turned up on the first page.
(On an infant's shirt): Already smarter than Bush