diff --git a/huagao/CImageProcPage.cpp b/huagao/CImageProcPage.cpp
index 466a336f..562bab93 100644
--- a/huagao/CImageProcPage.cpp
+++ b/huagao/CImageProcPage.cpp
@@ -126,7 +126,7 @@ void CImageProcPage::ImageProcPageUpdate(int val,int twss, int cmduplexsel,bool
 	if (val == 2)//黑白模式下
 	{
 		((CButton*)GetDlgItem(IDC_CHECKDETACHNOISE))->EnableWindow(true);
-		GetDlgItem(IDC_CKBACKGROUNDSMOOTH)->EnableWindow(FALSE);
+		//GetDlgItem(IDC_CKBACKGROUNDSMOOTH)->EnableWindow(FALSE);
 	}
 	else
 	{
diff --git a/huagao/CTwainUI.cpp b/huagao/CTwainUI.cpp
index c891bc67..8eab39bf 100644
--- a/huagao/CTwainUI.cpp
+++ b/huagao/CTwainUI.cpp
@@ -302,7 +302,7 @@ void CTwainUI::UpdateUI()
 	m_pageImageProc->m_ckbfadeback = settings->fadeback;
 	m_pageImageProc->m_ckbHSVDetechNoise = settings->hsvFilter;
 	((CButton*)m_pageImageProc->GetDlgItem(IDC_CKBACKGROUNDSMOOTH))->SetCheck(m_pageImageProc->m_ckbfadeback);
-	((CButton*)m_pageImageProc->GetDlgItem(IDC_CKBACKGROUNDSMOOTH))->EnableWindow(settings->pixtype == 2);
+	//((CButton*)m_pageImageProc->GetDlgItem(IDC_CKBACKGROUNDSMOOTH))->EnableWindow(settings->pixtype == 2);
 	m_pageImageProc->m_edit_faderange.SetValue(settings->fadeback_range);
 	m_pageImageProc->m_slider_faderange.EnableWindow(settings->fadeback);
 	m_pageImageProc->m_edit_faderange.EnableWindow(settings->fadeback);
diff --git a/huagao/stdafx.h b/huagao/stdafx.h
index e8fe4b20..249efc1a 100644
Binary files a/huagao/stdafx.h and b/huagao/stdafx.h differ