crc ishue..

here is the thing,few days ago when i wanted to log in windows it pop out message data error....(crc).i manage to start it but it wanted me to format local disk c,wich i didnt do.i get on propertis/tool,cheking errors...when it complete it it stopet to ask me to format disk but also when i cheked computer managment in event viewer i found hundreds of errors and warnings.my files and programs are missing i cant dowload anything icluding fixing tools.only broweiser i can use rite now is internet explorer...this ishue gives me realy hard times.pc is useless.i suposse ill have to reinstal windows.o yeah i am useing windows xprolleyessomeone help?:cry

 

thank u tim i forgot to say that my pc cant be turned off on console wich is wierd it keep starting up i need to swich it off.i use avira and it doesnt show any viruses.so when i boot the system do i have to post som or ...:-o

 

heh.i know.well i reinstaled windows.rolleyes i have ishues with antivirus programs,realy dont know wich one to use somehow i am able to colect freeky viruses that one i have doesnt recodnize...