Beas always opens an invisible window in which all system scripts and system events are running.
This window is always open and you can execute scripts outside the current window.
systemwindow=<command/script>
execute the script in the central systemwindow
placeholders are replaced in the systemwindow
if a <cr_lf> in the command, then beas execute the script, otherwise only the command
systemwindowex=<command/script>
replace placeholder and then execute the script in the central systemwindow
Example:
systemwindowex=opennewwindow=artikel_edit.psr=s_parm1:<itemcode>
replace <itemcode> in the current window and execute this in the systemwindow
There is no link to the current window.