diff --git a/logPlus/mainwindowcurve.cpp b/logPlus/mainwindowcurve.cpp
index d8d3798..8d611a9 100644
--- a/logPlus/mainwindowcurve.cpp
+++ b/logPlus/mainwindowcurve.cpp
@@ -260,8 +260,17 @@ void MainWindowCurve::vertScrollBarChanged(int value)
     {
         m_iCurPage = iNumShow;
         //通知界面重设范围
-        emit CallManage::getInstance()->sig_vertScrollBarChanged(m_strUuid, value, -m_iY1, -m_iY2);//(iNumShow-1)*dScrollHeight_setGeometry
+        int iCurValue = (iNumShow-1)*dScrollHeight + upper;
+        emit CallManage::getInstance()->sig_vertScrollBarChanged(m_strUuid, iCurValue, -m_iY1, -m_iY2);//(iNumShow-1)*dScrollHeight_setGeometry
     }
+    else if(value==upper)
+    {
+        m_iCurPage = 1;
+        //通知界面重设范围
+        int iCurValue = upper;
+        emit CallManage::getInstance()->sig_vertScrollBarChanged(m_strUuid, iCurValue, -m_iY1, -m_iY2);//(iNumShow-1)*dScrollHeight_setGeometry
+    }
+
 
     //通知界面重设范围(三图一表)
     emit CallManage::getInstance()->sig_vertScrollBarChanged_santuyibiao(m_strUuid, value, -m_iY1, -m_iY2);