Solution: 5005: Unknown Error optimizing byte code when building Flash

Increase java VM heap memory size

Right click on my computer -> properties -> advanced -> environment variables

Make a new variable:
JAVA_TOOL_OPTIONS
with the value:
-Xmx1024M

Restart Flash

Solution: IE6 Bug Fixes

This is great article on how to fix many of the Internet Explorer 6 bugs and frustrations.

http://www.virtuosimedia.com/dev/css/ultimate-ie6-cheatsheet-how-to-fix-25-internet-explorer-6-bugs#min-height