Switching tray in Openbox

fragment-rc.xml

    <keybind key="W-t">
      <action name="Execute">
        <startupnotify>
          <enabled>true</enabled>
          <name>qwitch tint</name>
        </startupnotify>
        <command>~/bin/switchTray</command>
      </action>
    </keybind>

switchTray

#!/bin/bash
#APP="tint2"
#APP="stalonetray"
APP="docker"
#APP="pypanel"
if killall "$APP"; then
	echo killed
else
	"$APP"&
fi