+<roundcube:button command="firstmessage" imageSel="/images/buttons/first_sel.png" imageAct="/images/buttons/first_act.png" imagePas="/images/buttons/first_pas.png" width="11" height="11" title="firstmessage" />
+<roundcube:button command="previousmessage" imageSel="/images/buttons/previous_sel.png" imageAct="/images/buttons/previous_act.png" imagePas="/images/buttons/previous_pas.png" width="11" height="11" title="previousmessage" />