crash fix (thx Awkward)

git-svn-id: http://svn.miranda-ng.org/main/trunk@7884 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Czech langpack: "Mám telefon" -> "Na telefonu" and one typo

git-svn-id: http://svn.miranda-ng.org/main/trunk@7885 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
tabSRMM to use the separate events range

git-svn-id: http://svn.miranda-ng.org/main/trunk@7886 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
no need to close chat room windows in Jabber after logoff

git-svn-id: http://svn.miranda-ng.org/main/trunk@7887 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
.. and also prevent a mess in a nicklist

git-svn-id: http://svn.miranda-ng.org/main/trunk@7888 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c