Inserted character from the enhanced toolbar is highlighted. Issue with this behahiour:

Inserting another character, either from the toolbar or normal keypress kills the formerly inserted character.

Tested on de.wiki (deployment of this week) and Translatewiki (running trunk).
Tested on browsers:

FF 3.6.4
IE 8.0.7600.16385
Chrome 5.0.375.70
Opers 10.53

Version: unspecified
Severity: normal