My system is not loading OS Win XP SP2

Hello,

My system is not loading OS Win XP SP2. I have a strange windows logo when I turn on my computer today. I have added pics.
http://g.imagehost.org/0939/1_9.jpg
http://g.imagehost.org/0456/2_8.jpg
http://g.imagehost.org/0365/3_3.jpg
http://g.imagehost.org/0160/4_9.jpg
http://g.imagehost.org/0961/7_10.jpg

after the loading, my computer loses signal and and then the screen goes blank.
http://g.imagehost.org/0808/9l.jpg
http://g.imagehost.org/0711/10L.jpg

i can only get in under safe mode , which is how i'm using it now. However I got unusual safe mode menu. I cannot even see the options, but I remember which one is for the safe mode with internet.
http://g.imagehost.org/0015/safe.jpg

I have scanned the virus, no virus found. Thank you.