void CPlayDlg::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) 
{	
	if(pScrollBar->IsKindOf(RUNTIME_CLASS(CSliderCtrl)))
	{
		CSliderCtrl *pSliderCtrl = (CSliderCtrl*) pScrollBar;
		switch(pSliderCtrl->GetDlgCtrlID())
		{
		case IDC_SLIDER_FREQUENCY:
			{
				CString t;
				int NewFreq = m_SliderFrequency.GetPos();
				waveOutSetPlaybackRate(m_Play.m_hPlay, 
					FloatToFix(double(NewFreq)/100.0));
				t.Format("%i Гц", NewFreq);
				m_StaticFrequency.SetWindowText(t);
			}
			break;
		case IDC_SLIDER_PITCH:
			{
				CString t;
				double NewPitch = m_SliderPitch.GetPos();
				waveOutSetPitch(m_Play.m_hPlay, 
					FloatToFix(NewPitch/double(m_wfx.nSamplesPerSec)));
				t.Format("%.02f", NewPitch/100.0);
				m_StaticPitch.SetWindowText(t);
			}
			break;
		case IDC_SLIDER_LEFT:
		case IDC_SLIDER_RIGHT:
			{
				DWORD LeftVolume = 0xFFFF-m_SliderLeft.GetPos();
				DWORD RightVolume = 0xFFFF-m_SliderRight.GetPos();
				waveOutSetVolume(m_Play.m_hPlay, (RightVolume<<16) + LeftVolume);
				break;
			}
		}
	}
	else CDialog::OnVScroll(nSBCode, nPos, pScrollBar);
}