grid_sizer.Add(label, 0, wx.ALIGN_LEFT | wx.ALIGN_CENTER_VERTICAL, 5)
self.spin1 = wx.SpinCtrl(self, -1, '',size = wx.DefaultSize, min=1, max=500)
grid_sizer.Add(self.spin1, 1, wx.ALIGN_LEFT | wx.ALIGN_CENTER_VERTICAL, 5)
grid_sizer.Add(label, 0, wx.ALIGN_LEFT | wx.ALIGN_CENTER_VERTICAL, 5)
self.spin1 = wx.SpinCtrl(self, -1, '',size = wx.DefaultSize, min=1, max=500)
grid_sizer.Add(self.spin1, 1, wx.ALIGN_LEFT | wx.ALIGN_CENTER_VERTICAL, 5)