Hi Leon, I made a further test on Simplified Chinese Input Terminal 1: $ export LANG=zh_CN.UTF-8 $ httx Terminal 2: $ export LANG=zh_CN.UTF-8 $ export XMODIFIERS=@im=htt $ kedit/mozilla or ~/OpenOffice.org1.1.2/program/swriter Non of them can work. 'Ctrl+Space' could not toggle English/Chinese $ LANG=zh_CN.UTF GTK_IM_MODULE=iiim gedit 'Ctrl+Space' toggle English/European $ LANG=zh_CN.UTF GTK_IM_MODULE=iiimf gedit 'Ctrl+Space' no action $ rpm -qa | grep iiimf iiimf-le-inpinyin-0.3-2 ..... B.R. Stephen _______________________________________________________________________ Do You Yahoo!? Get your free @yahoo.com.hk address at http://mail.english.yahoo.com.hk