this blue screen happened to me for the past 2 weeks
i already format my comp, but none resolved
im using windows 7 32Bit
no new hardware installed

here the details

Problem signature:
Problem Event Name: BlueScreen
OS Version: 6.1.7600.2.0.0.256.1
Locale ID: 18441

Additional information about the problem:
BCCode: a0000001
BCP1: 00000005
BCP2: 00000000
BCP3: 00000000
BCP4: 00000000
OS Version: 6_1_7600
Service Pack: 0_0
Product: 256_1

KINDLY CALL FOR ALL SIFUs TO HELP ME