[HMBeaty]

Replace the contents of your postbit_onlinestatus template with:

<vb:if condition="$onlinestatus==0">{vb:rawphrase x_is_offline, {vb:raw user.username}}</vb:if>
<vb:if condition="$onlinestatus==1">{vb:rawphrase x_is_online_now, {vb:raw user.username}}</vb:if>
<vb:if condition="$onlinestatus==2">{vb:rawphrase x_is_invisible, {vb:raw user.username}}</vb:if>