Z 5 z 5 hwěžkow pohódnoćeny

wot m-fr1 dnja Junij 15, 2012 · trajny wotkaz

Works fine in TB 14Beta, if one will add in userChrome.css :

#msgHeaderView, #msgHeaderViewDeck {
max-height: 450px !important;
}

where max-height should be adjusted to your own requirements!