Minecraft launcher start but can't play?

Ok, i'm new to minecraft so I installed it on my computer first time now. And try to start it and the launcher works perfectly. But when i try to play, the Minecraft window screen just pitch black and it suddenly stopped. And there's a log saying something like this

#
# An unexpected error has been detected by Java Runtime Environment:
#
# EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x00398916, pid=2236, tid=1888
#
# Java VM: Java HotSpot(TM) Client VM (11.3-b02 mixed mode, sharing windows-x86)
# Problematic frame:
# C 0x00398916
#
# If you would like to submit a bug report, please visit:
# http://java.sun.com/webapps/bugreport/crash.jsp
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
#

And some Random thread-thingy in the bottom

can anybody help?
I'm using Windows XP Professional 32 bit
with 2.8 GHz x86 Intel processor
Any help would be Appreciated

First Uninstall all versions of Java from your PC then download CCleaner and clean the Registry,
now Install a Downgrade Version Of Java