Get it as usual from http://java.sun.com/j2se/1.5.0/download.jsp
Cas 
REGRESSION: getResourceAsStream is broken in JDK1.5.0-rc
REGRESSION: incorrect GregorianCalendar.roll(DAY_OF_WEEK) around year boundaries
LOL.
Java Webstart incremental update fails with java.util.ZipException
javawebstart does no pick up latest JRE if href is no specified in j2se tag
java web start hangs on some solaris sparc machine
java web start cannot start on linux with newer glibc
/me weeps
Also: sound in Puppy Invaders still doesn’t work in Opera for some reason 
And I noticed a new terrible window repainting glitch on WinXP when maximizing/restoring L&F decorated frame windows.
Gahhh.
Cas