private void button10_Click_1(object sender, EventArgs e) { if (axWindowsMediaPlayer2.playState == WMPLib.WMPPlayState.wmppsPlaying) { WMPLib.IWMPControls3 controls = (WMPLib.IWMPControls3)axWindowsMediaPlayer2.Ctlcontrols; if (controls.get_isAvailable("fastForward")) { controls.fastForward(); } } }