Help! My Macbook Won't Stop crashing

This is the latest Panic Report - can anyone help decipher it?

Interval Since Last Panic Report: 133243 sec

Panics Since Last Report: 5

Anonymous UUID: 7BCF0AE7-03EE-474A-9DB0-6162338FD315

Wed Jan 29 22:25:41 2014

Machine-check capabilities (cpu 1) 0x0000000000000006:

family: 6 model: 14 stepping: 8 microcode: 57

Genuine Intel(R) CPU T2500 @ 2.00GHz

6 error-reporting banks

Machine-check status 0x0000000000000000:

MCA error-reporting registers:

IA32_MC0_STATUS(0x401): 0x1000000000000000 invalid

IA32_MC1_STATUS(0x405): 0x0000000000000000 invalid

IA32_MC2_STATUS(0x409): 0x0000000000000000 invalid

IA32_MC3_STATUS(0x40d): 0x0000000000000000 invalid

IA32_MC4_STATUS(0x411): 0x0000000000000011 invalid

IA32_MC5_STATUS(0x415): 0x1000000000000e0f invalid

panic(cpu 1 caller 0x001AA46A): Machine-check at 0xffe01790, thread:0x47fff20, code:0x12, registers:

CR0: 0x8001003b, CR2: 0xff34b974, CR3: 0x01092000, CR4: 0x000006e0

EAX: 0x00000000, EBX: 0xff34b978, ECX: 0x0369bc80, EDX: 0x000000ce

ESP: 0xff34b978, EBP: 0x341affa8, ESI: 0x2b090243, EDI: 0x00000498

EFL: 0x00010046, EIP: 0xffe01790

Backtrace (CPU 1), Frame : Return Address (4 potential args on stack)

0x4f8f18 : 0x12b4c6 (0x45f91c 0x4f8f4c 0x13355c 0x0)

0x4f8f68 : 0x1aa46a (0x4692a4 0xffe01790 0x47fff20 0x12)

0x4f8fe8 : 0x1a2525 (0x12 0x0 0x0 0x0)

Backtrace terminated-invalid frame pointer 0

BSD process name corresponding to current thread: Software Update

Mac OS version:

9L30

Kernel version:

Darwin Kernel Version 9.8.0: Wed Jul 15 16:55:01 PDT 2009; root:xnu-1228.15.4~1/RELEASE_I386

System model name: MacBook1,1 (Mac-F4208CC8)

System uptime in nanoseconds: 5051603713659

unloaded kexts:

com.apple.driver.AppleUSBEthernetHost 2.3.0 - last unloaded 4980940258921

loaded kexts:

com.contentwatch.iokit.netnanny.service 402

com.contentwatch.netnanny.BootTime 402

com.apple.driver.AppleUSBEthernetHost 2.3.0 - last loaded 4921423583130

com.apple.driver.IOBluetoothBNEPDriver 2.1.9f10

com.apple.filesystems.autofs 2.0.2

com.apple.driver.AppleHDA 1.7.1a2

com.apple.driver.AppleUpstreamUserClient 2.7.5

com.apple.driver.AppleIntelGMA950 5.4.8

com.apple.driver.SMCMotionSensor 2.1.1d2

com.apple.iokit.IOBluetoothSerialManager 2.1.9f10

com.apple.Dont_Steal_Mac_OS_X 6.0.3

com.apple.driver.AppleIntelIntegratedFramebuffer 5.4.8

com.apple.driver.AppleBacklight 1.6.0

com.apple.driver.AirPort.Atheros 320.16.2

com.apple.driver.AppleHDAController 1.7.1a2

com.apple.iokit.IOFireWireIP 1.7.7

com.apple.driver.AppleIRController 113

com.apple.driver.AudioIPCDriver 1.0.6

com.apple.driver.ACPI_SMC_PlatformPlugin 3.4.0a17

com.apple.driver.AppleLPC 1.3.1

com.apple.driver.CSRUSBBluetoothHCIController 2.1.9f10

com.apple.driver.AppleUSBMergeNub 3.5.2

com.apple.driver.AppleUSBTrackpad 1.7.4f1

com.apple.driver.AppleUSBTCKeyEventDriver 1.7.4f1

com.apple.driver.AppleUSBTCKeyboard 1.7.4f1

com.apple.driver.XsanFilter 2.7.91

com.apple.iokit.IOAHCIBlockStorage 1.2.2

com.apple.iokit.IOSCSIMultimediaCommandsDevice 2.1.1

com.apple.iokit.SCSITaskUserClient 2.1.1

com.apple.iokit.IOATAPIProtocolTransport 1.5.3

com.apple.driver.AppleEFINVRAM 1.2.0

com.apple.driver.AppleUSBHub 3.4.9

com.apple.iokit.IOUSBUserClient 3.5.2

com.apple.driver.AppleAHCIPort 1.7.0

com.apple.driver.AppleIntelPIIXATA 2.0.1

com.apple.iokit.AppleYukon2 3.1.13b2

com.apple.driver.AppleFWOHCI 3.9.7

com.apple.driver.AppleUSBEHCI 3.4.6

com.apple.driver.AppleUSBUHCI 3.5.2

com.apple.driver.AppleSmartBatteryManager 158.10.5

com.apple.driver.AppleRTC 1.2.3

com.apple.driver.AppleHPET 1.4

com.apple.driver.AppleACPIPCI 1.2.5

com.apple.driver.AppleACPIButtons 1.2.5

com.apple.driver.AppleSMBIOS 1.4

com.apple.driver.AppleACPIEC 1.2.5

com.apple.driver.AppleAPIC 1.4

com.apple.security.seatbelt 107.12

com.apple.nke.applicationfirewall 1.8.77

com.apple.security.TMSafetyNet 3

com.apple.driver.AppleIntelCPUPowerManagement 76.2.0

com.apple.driver.DiskImages 199

com.apple.BootCache 30.4

com.apple.driver.DspFuncLib 1.7.1a2

com.apple.iokit.IOSerialFamily 9.4

com.apple.iokit.IO80211Family 216.1

com.apple.iokit.IOHDAFamily 1.7.1a2

com.apple.iokit.IOAudioFamily 1.6.9fc5

com.apple.kext.OSvKernDSPLib 1.1 >IOPlatformPluginFamily 3.4.0a17

com.apple.driver.AppleSMC 2.3.1d1

com.apple.iokit.IONDRVSupport 1.7.3

com.apple.iokit.IOGraphicsFamily 1.7.3

com.apple.driver.AppleUSBBluetoothHCIController 2.1.9f10

com.apple.iokit.IOBluetoothFamily 2.1.9f10

com.apple.iokit.IOUSBHIDDriver 3.4.6

com.apple.driver.AppleUSBComposite 3.2.0

com.apple.iokit.IOSCSIBlockCommandsDevice 2.1.1

com.apple.iokit.IOBDStorageFamily 1.5

com.apple.iokit.IODVDStorageFamily 1.5

com.apple.iokit.IOCDStorageFamily 1.5

com.apple.iokit.IOSCSIArchitectureModelFamily 2.1.1

com.apple.iokit.IOAHCIFamily 1.5.0

com.apple.iokit.IO TAFamily 2.0.1

com.apple.iokit.IONetworkingFamily 1.6.1

com.apple.iokit.IOFireWireFamily 3.4.9

com.apple.iokit.IOUSBFamily 3.5.2

com.apple.driver.AppleEFIRuntime 1.2.0

com.apple.iokit.IOSMBusFamily 1.1

com.apple.iokit.IOStorageFamily 1.5.6

com.apple.iokit.IOHIDFamily 1.5.5

com.apple.driver.AppleACPIPlatform 1.2.5

com.apple.iokit.IOACPIFamily 1.2.0

com.apple.iokit.IOPCIFamily 2.6