local timer = createTimer(nil, false)
timer.OnTimer = function ()
	if(getMainForm().Visible) then
		local date = os.date("*t")
		if(date.day == 1 and date.month == 4) then
			getMainForm().btnNextScan.Visible = false  --destroy()
		end
		timer.destroy()
	end
end
timer.Interval = 1000
timer.Enabled = true