Hi.

Description
As you can see from xprop, the Counter-Strike window has an incorrect name in the window title.
I've also taken a screenshot so you can see for yourself.

Steps to reproduce

• Launch Counter-Strike.

Debug

WM_STATE(WM_STATE):
        window state: Normal
        icon window: 0x0
_NET_WM_ALLOWED_ACTIONS(ATOM) = _NET_WM_ACTION_CHANGE_DESKTOP, _NET_WM_ACTION_SHADE, _NET_WM_ACTION_STICK, _NET_WM_ACTION_RESIZE, _NET_WM_ACTION_MOVE, _NET_WM_ACTION_CLOSE, _NET_WM_ACTION_MINIMIZE, _NET_WM_ACTION_MAXIMIZE_HORZ, _NET_WM_ACTION_MAXIMIZE_VERT, _NET_WM_ACTION_FULLSCREEN
_NET_FRAME_EXTENTS(CARDINAL) = 1, 1, 18, 4
_NET_WM_DESKTOP(CARDINAL) = 0
_FLUXBOX_GROUP_LEFT(WINDOW): window id # 0x0
_NET_WM_NAME(UTF8_STRING) = "Half-Life"
WM_NAME(STRING) = "Half-Life"
WM_PROTOCOLS(ATOM): protocols  WM_DELETE_WINDOW, _NET_WM_PING
_NET_WM_WINDOW_TYPE(ATOM) = _NET_WM_WINDOW_TYPE_NORMAL
_NET_WM_PID(CARDINAL) = 30655
WM_LOCALE_NAME(STRING) = "en_US.UTF-8"
WM_CLASS(STRING) = "hl_linux", "hl_linux"
WM_HINTS(WM_HINTS):
        Client accepts input or input focus: True
WM_NORMAL_HINTS(WM_SIZE_HINTS):
user specified location: 0, 0
WM_CLIENT_MACHINE(STRING) = "HELLRAiSER"
_MOTIF_WM_HINTS(_MOTIF_WM_HINTS) = 0x2, 0x0, 0x1, 0x0, 0x0

System Information

Processor Information:
    Vendor:  GenuineIntel
    Speed: 2336 Mhz
    4 logical processors
    4 physical processors
    HyperThreading:  Unsupported
    FCMOV:  Supported
    SSE2:  Supported
    SSE3:  Supported
    SSSE3:  Supported
    SSE4a:  Unsupported
    SSE41:  Supported
    SSE42:  Unsupported

Network Information:
    Network Speed:  

Operating System Version:
    "Gentoo Base System release 2.1" (64 bit)
    Kernel Name:  Linux
    Kernel Version:  3.6.11-gentoo
    X Server vendor:  The X.Org Foundation
    X Server release:  11301000

Video Card:
    Driver:  NVIDIA Corporation GeForce GTX 285/PCIe/SSE2

    Driver Version:  3.3.0 NVIDIA 313.18
    Desktop Color Depth: 24 bits per pixel
    Monitor Refresh Rate: 60 Hz
    VendorID:  0x10de
    DeviceID:  0x5e3
    Number of Monitors:  2
    Number of Logical Video Cards:  1
    Primary Display Resolution:  1920 x 1080
    Desktop Resolution: 3840 x 1080
    Primary Display Size: 23.62" x 13.39"  (27.13" diag)
                                            60.0cm x 34.0cm  (68.9cm diag)
    Primary Bus: PCI Express 16x
    Primary VRAM: 1024 MB
    Supported MSAA Modes:  2x 4x 8x 16x 

Sound card:
    Audio device: VIA VT1708S

Memory:
    RAM:  7988 Mb

Miscellaneous:
    UI Language:  English
    LANG:  en_US.UTF-8
    Microphone:  Not set
    Total Hard Disk Space Available:  174626 Mb
    Largest Free Hard Disk Block:  75527 Mb

Installed software:

Recent Failure Reports:
    Sat Jan 26 08:54:42 2013 GMT: file ''/tmp/dumps/assert_20130126095438_1.dmp'', upload yes: ''CrashID=bp-f4d0f42a-39d0-4b96-9817-2c4d52130126''
    Sat Jan 26 14:35:35 2013 GMT: file ''/tmp/dumps/assert_20130126153531_2.dmp'', upload yes: ''CrashID=bp-2c2d81dc-ecdb-4cd3-ad33-3b99a2130126''