def __init__(self, mainwin, label=''):
gtk.VBox.__init__(self, False)
self.mainwin = mainwin
self.statuslist = StatusList(mainwin)
self.waiting = CairoWaiting(mainwin)
self.walign = gtk.Alignment(xalign=1, yalign=0.5)
self.walign.add(self.waiting)
self.errorbox = ErrorBox()
self.label = gtk.Label(label)
self.caption = label
self.connect('expose-event', self.error_show)
