My users also report this problem:
Mac OS X (Leopard)
Safari
Firefox 2.x
Can't input @-sign (Alt+L) in to-field while composing a new email in webclient. Also affected is the desktop client.
Where can i change the shortcuts?
In a post from 2006 it is supposed to change shurtcuts in ZmKeyMap.
js, but this file doesn't contain a definition for Alt+L.