a couple of things came up in red, but it means nothing to me

aswMBR version 0.9.7.675 Copyright(c) 2011 AVAST Software
Run date: 2011-07-04 13:40:31

13:40:31.484 OS Version: Windows 5.1.2600 Service Pack 3
13:40:31.484 Number of processors: 2 586 0x304
13:40:31.484 ComputerName: PCPUB UserName:
13:40:32.281 Initialize success
13:40:33.187 AVAST engine defs: 11070301
13:40:36.093 Disk 0 (boot) \Device\Harddisk0\DR0 → \Device\Ide\IdeDeviceP0T0L0-3
13:40:36.093 Disk 0 Vendor: WDC_WD1200LB-55EDA0 15.05R15 Size: 114473MB BusType: 3
13:40:38.109 Disk 0 MBR read successfully
13:40:38.109 Disk 0 MBR scan
13:40:38.109 Disk 0 Windows XP default MBR code found via API
13:40:38.109 Disk 0 unknown MBR code
13:40:38.109 Disk 0 MBR hidden
13:40:40.109 Disk 0 scanning sectors +234420480
13:40:40.156 Disk 0 scanning C:\WINDOWS\system32\drivers
13:40:52.046 Service scanning
13:40:56.562 Disk 0 trace - called modules:
13:40:56.593 ntoskrnl.exe CLASSPNP.SYS disk.sys ACPI.sys hal.dll >>UNKNOWN [0x86b4ff16]<<
13:40:56.593 1 nt!IofCallDriver → \Device\Harddisk0\DR0[0x86b85ab8]
13:40:56.609 3 CLASSPNP.SYS[f7656fd7] → nt!IofCallDriver → \Device\00000062[0x86b8cf18]
13:40:56.609 5 ACPI.sys[f75cd620] → nt!IofCallDriver → \Device\Ide\IdeDeviceP0T0L0-3[0x86bc7940]
13:40:56.609 \Driver\atapi[0x86b8e720] → IRP_MJ_INTERNAL_DEVICE_CONTROL → 0x86b4ff16
13:40:56.953 AVAST engine scan C:\WINDOWS
14:03:54.250 AVAST engine scan C:\Documents and Settings\Client
14:06:57.015 AVAST engine scan C:\Documents and Settings\All Users
14:08:32.375 Scan finished successfully
14:08:54.312 Disk 0 MBR has been saved successfully to “C:\Mac Share Folder\Pete\MBR.dat”
14:08:54.312 The log file has been saved successfully to “C:\Mac Share Folder\Pete\aswMBR.txt”