why this locale setting crush fcitx

hanzixing

export LANG=zh_CN.gbk
export LC_CTYPE=zh_CN.gbk
export G_BROKEN_FILENAMES=1
export LC_NUMERIC=C
export LC_TIME=C
export LC_COLLATE=C
export LC_MONETARY=C
export LC_MESSAGES=C
export LC_PAPER=C
export LC_NAME=C
export LC_ADDRESS=C
export LC_TELEPHONE=C
export LC_MEASUREMENT=C
export LC_IDENTIFICATION=C
export LC_ALL=

I want to use English menu on xmms,gimp,etc.,and normally use fcitx.
how can I config?

windrose

http://www.linuxsir.cn/forum.php?mod=viewthread&tid=32808

hanzixing

THANKS windrose