The issue has been reproduced on the following system:

=============================== System =================================

CPU = Unknown Genuine Intel(R) Processor with MMX
CPU Speed = 925 MHz
No. of CPUs = 1
OS = Microsoft Windows XP Service Pack 3 Ver 5.01.2600
Version of DirectX = DirectX9.0c
Main Memory = Capacity:1015MB : Free Space:375MB
Drive [C:\] = Local Disk Free Space:52.63 GB(Capacity:74.52 GB)
PlayOnline Viewer Install Path = C:\Program Files\PlayOnline\SquareEnix\PlayOnlineViewer\
FINAL FANTASY XI Install Path = C:\Program Files\PlayOnline\SquareEnix\FINAL FANTASY XI\
TETRA MASTER Install Path = C:\Program Files\PlayOnline\SquareEnix\TetraMaster\
Graphics Card = Mobile Intel(R) 915GM/GMS,910GML Express Chipset Family
Type of Chip = UnKnown Video Chip
Video Driver = igxprd32.dll
Version = 6.14.10.4704
Updated = Sunday, October 08, 2006 11:23 PM
VendorId = 0x8086
DeviceId = 0x2592
SubSysId = 0x82D91043
Revision = 4
VRAM = 64.0MB
AvailableVidMem = 57.5MB
AvailableTextureMem = 46.0MB
Sound Card = Realtek HD Audio output
Sound Driver = RtkHDAud.sys
Version = 5.10.0.5643
Updated = Saturday, June 14, 2008 1:11 AM
Network Card = Atheros AR8121/AR8113/AR8114 PCI-E Ethernet Controller
Network Driver = l1e51x86.sys
Version = 1.0.0.21
Updated = Wednesday, March 12, 2008 3:37 AM
Motherboard = 1000HD
Manufacturer = ASUSTeK Computer INC.
Version = x.xx
Serial Number = EeePC-0123456789