8IDML problem a BIG ONE..urgent

Hello guyz^glrz
i have p4 gigabyte motherboard with 1.7 GHZ intel.
last day i was working on office 2003 word i had a system hangup and i
had to restart as no key except RESET was working and i also had
same problem when i was running jetaudio 4.9v and i restarted but
when i shut down normal and after 1 hour when i booted the sytem it
had a crash during booting (rem i m running winxp 2002 ) and there
were some color lines on screen and it hanged BUT NOW ops:
its not starting and continuously beeping with power light blinking
and hard disk light on !!!
i checked the system by removing all peripherials...
nothing on board except cpu and still it beeped....
any solution ? or wht ever but URGENT !! PLZ


motherboard GA-8IDML
CPU 1.7 Ghz
RAM 512 MB (2' 256MB ech)
ati 9200 Radeon
creative sound card
modem zoltrix
40GB
DVD ROM & CDROM