TBSTYLE_DROPDOWN, 6);
str.LoadString(IDS_ BUTTON6);
m_wndToolBar.SetButtonText(6, str);
m_wndToolBar.SetButtonInfo(7, ID_BUTTON7, TBSTYLE_BUTTON, 7);
str.LoadString(IDS_ BUTTON7);
m_wndToolBar.SetButtonText(7, str);
m_wndToolBar.SetButtonInfo(8,ID_BUTTON8, TBSTYLE_BUTTON (北联网教程,专业提供视频软件下载)
……