virus damage

My other PC was recently damaged by a virus. All is working except for Internet Explorer and Outlook Express. The detail of the error messages I receive are as follows:

IEXPLORE caused an invalid page fault in
module WSOCK32.DLL at 0167:75fa140c.
Registers:
EAX=00000000 CS=0167 EIP=75fa140c EFLGS=00010246
EBX=845df6a0 SS=016f ESP=0449fc04 EBP=0449fc4c
ECX=00007f00 DS=016f ESI=00000260 FS=4cef
EDX=0000007f ES=016f EDI=00000010 GS=530e
Bytes at CS:EIP:
ff 15 50 70 fa b8 79 8d 9e e3 55 c7 70 b8 f9 50
Stack dump:
76000000 75fa6308 7021bb6d 00000260 0449fc34 00000010 00435168 00000000 00430e54 7021d1ca 7026515c 00000000 00000002 0100007f 00000000 00000000



MSIMN caused a stack fault in module KERNEL32.DLL at 0167:bff724c1.
Registers:
EAX=002a0037 CS=0167 EIP=bff724c1 EFLGS=00000206
EBX=ff1fd000 SS=016f ESP=5ec01bbe EBP=5ec01bd2
ECX=00000022 DS=016f ESI=5ec01be2 FS=0ed7
EDX=817c89d8 ES=016f EDI=817c89d8 GS=0000
Bytes at CS:EIP:
6a ff e8 07 ad 01 00 eb e7 55 8b ec 56 57 53 8b
Stack dump:
ff1fd000 817c89e0 5ec01be2 8a1c5ec0 0001817c 5ec01c3c bff72858 817c89d8 5ec01be2 014f512c 019f0028 000000ff 0000519f 00000000 000033df ce230ee7

Please advise.