diff -r 2981c3d3b088 -r aad505fc468f PLCOpenEditor.py
--- a/PLCOpenEditor.py	Fri Feb 29 09:01:09 2008 +0100
+++ b/PLCOpenEditor.py	Fri Feb 29 09:52:39 2008 +0100
@@ -3252,6 +3252,7 @@
         self.ParentWindow = parent
     
     def OnDropText(self, x, y, data):
+        x, y = self.ParentWindow.VariablesGrid.CalcUnscrolledPosition(x, y)
         col = self.ParentWindow.VariablesGrid.XToCol(x)
         row = self.ParentWindow.VariablesGrid.YToRow(y - self.ParentWindow.VariablesGrid.GetColLabelSize())
         if col != wx.NOT_FOUND and row != wx.NOT_FOUND: