please send in the output of xprop run on your visible thunderbird
window and the list of all thunderbird-like processes running
(ps auxww | fgrep thund)
Here you go
juan 4836 0.0 0.0 10988 1372 ? S 12:35 0:00 /bin/sh
/usr/bin/thunderbird
juan 4849 0.0 0.0 10988 1424 ? S 12:35 0:00 /bin/sh
/usr/lib64/thunderbird/run-mozilla.sh /usr/lib64/thunderbird/thunderbird-bin
juan 4853 2.1 5.3 641376 110676 ? Sl 12:35 0:07
/usr/lib64/thunderbird/thunderbird-bin
_NET_WM_USER_TIME(CARDINAL) = 10537903
_NET_WM_DESKTOP(CARDINAL) = 5
WM_STATE(WM_STATE):
window state: Normal
icon window: 0x0
WM_COMMAND(STRING) = { "/usr/lib64/thunderbird/thunderbird-bin" }
_NET_WM_ALLOWED_ACTIONS(ATOM) = _NET_WM_ACTION_MOVE, _NET_WM_ACTION_RESIZE,
_NET_WM_ACTION_MINIMIZE, _NET_WM_ACTION_SHADE, _NET_WM_ACTION_STICK,
_NET_WM_ACTION_MAXIMIZE_HORZ, _NET_WM_ACTION_MAXIMIZE_VERT,
_NET_WM_ACTION_FULLSCREEN, _NET_WM_ACTION_CHANGE_DESKTOP, _NET_WM_ACTION_CLOSE
_NET_WM_STATE(ATOM) = _NET_WM_STATE_MAXIMIZED_HORZ, _NET_WM_STATE_MAXIMIZED_VERT
WM_HINTS(WM_HINTS):
Client accepts input or input focus: True
Initial state is Normal State.
bitmap id # to use for icon: 0x1000087
bitmap id # of mask for icon: 0x1000088
window id # of group leader: 0x1000001
WM_WINDOW_ROLE(STRING) = "3pane"
XdndAware(ATOM) = BITMAP
_MOTIF_DRAG_RECEIVER_INFO(_MOTIF_DRAG_RECEIVER_INFO) = 0x6c, 0x0, 0x5, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0
_NET_WM_ICON(CARDINAL) = Icon (16 x 16):
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Icon (32 x 32):
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Icon (48 x 48):
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_NET_WM_SYNC_REQUEST_COUNTER(CARDINAL) = 16777350
_NET_WM_WINDOW_TYPE(ATOM) = _NET_WM_WINDOW_TYPE_NORMAL
_NET_WM_USER_TIME_WINDOW(WINDOW): window id # 0x1000085
WM_CLIENT_LEADER(WINDOW): window id # 0x1000001
_NET_WM_PID(CARDINAL) = 4853
WM_LOCALE_NAME(STRING) = "en_US.UTF-8"
WM_CLIENT_MACHINE(STRING) = "shadow"
WM_NORMAL_HINTS(WM_SIZE_HINTS):
program specified minimum size: 0 by 0
window gravity: NorthWest
WM_PROTOCOLS(ATOM): protocols WM_DELETE_WINDOW, WM_TAKE_FOCUS, _NET_WM_PING,
_NET_WM_SYNC_REQUEST
WM_CLASS(STRING) = "Mail", "Thunderbird"
WM_ICON_NAME(STRING) = "wmaker - m...@example.com - Mozilla Thunderbird"
_NET_WM_ICON_NAME(UTF8_STRING) = 0x77, 0x6d, 0x61, 0x6b, 0x65, 0x72, 0x20,
0x2d, 0x20, 0x6a, 0x75, 0x61, 0x6e, 0x67, 0x69, 0x6f, 0x72, 0x64, 0x61, 0x6e,
0x61, 0x40, 0x67, 0x6d, 0x61, 0x69, 0x6c, 0x2e, 0x63, 0x6f, 0x6d, 0x20, 0x2d,
0x20, 0x4d, 0x6f, 0x7a, 0x69, 0x6c, 0x6c, 0x61, 0x20, 0x54, 0x68, 0x75, 0x6e,
0x64, 0x65, 0x72, 0x62, 0x69, 0x72, 0x64
WM_NAME(STRING) = "wmaker - m...@example.com - Mozilla Thunderbird"
_NET_WM_NAME(UTF8_STRING) = 0x77, 0x6d, 0x61, 0x6b, 0x65, 0x72, 0x20, 0x2d,
0x20, 0x6a, 0x75, 0x61, 0x6e, 0x67, 0x69, 0x6f, 0x72, 0x64, 0x61, 0x6e, 0x61,
0x40, 0x67, 0x6d, 0x61, 0x69, 0x6c, 0x2e, 0x63, 0x6f, 0x6d, 0x20, 0x2d, 0x20,
0x4d, 0x6f, 0x7a, 0x69, 0x6c, 0x6c, 0x61, 0x20, 0x54, 0x68, 0x75, 0x6e, 0x64,
0x65, 0x72, 0x62, 0x69, 0x72, 0x64
