diff --git a/bashrc b/bashrc
index 721c0ea..ce59997 100755
--- a/bashrc
+++ b/bashrc
@@ -810,7 +810,11 @@ test -n "$SSH_CONNECTION" && __my_ps1_ssh_str="${__my_c5}SSH${__my_cdef} "
 
 __my_ps1_scale(){
     local last=$?
-    printf "${LINES}x${COLUMNS}"
+    if null type stty && ! ismsys
+    then
+        stty size | tr -d $'\n' | tr " " x
+        printf " "
+    fi
     return $last
 }
 
@@ -885,12 +889,14 @@ then
     __my_cdef="\[\e[0m\]"
 fi
 
-export _LAST_STATUS=$?
-__my_export_last_status(){
-    export _LAST_STATUS=$?
-    echo $_LAST_STATUS
-    return $_LAST_STATUS
-}
+# export _LAST_STATUS=a
+# __my_export_last_status(){
+#     local last=$?
+#     echo $last
+#     export _LAST_STATUS=$last
+#     echo $_LAST_STATUS
+#     return $last
+# }
 
 _ps1_bash="\
 ${__my_c4}:: ${__my_cdef}[${__my_c2}\u@\H${__my_cdef}:${__my_c1}\w/${__my_cdef}]\$(__my_ps1_git)\$(__my_ps1_bttry)\$(__my_ps1_ipaddr)\$(__my_ps1_moc)\n\
diff --git a/xinitrc b/xinitrc
index 68f3893..4d2e6ba 100644
--- a/xinitrc
+++ b/xinitrc
@@ -1,7 +1,15 @@
+#!/bin/sh
+
 test -n "$DISPLAY" || return
 test -z "$ROXTERM_PID" || return
 test -z "$SSH_CONNECTION" || return
 
+case "$TERM" in
+    xterm*) return;;
+esac
+
+unset TMUX
+
 setxkbmap -layout "jp"
 test "`hostname`" == "arch-aspireone" &&
 setxkbmap -model "acer_laptop" -layout "jp" # this line must comes first