diff --git a/Controls.DocumentViewer/DocumentViewer.vb b/Controls.DocumentViewer/DocumentViewer.vb
index 8815a579..61ec70e8 100644
--- a/Controls.DocumentViewer/DocumentViewer.vb
+++ b/Controls.DocumentViewer/DocumentViewer.vb
@@ -497,6 +497,11 @@ Public Class DocumentViewer
                     GdViewer.Visible = False
                     RichEditControl1.Dock = DockStyle.Fill
                 Case Else
+                    Select Case oExtension.ToUpper
+                        Case ".DOC", ".DOCX", ".ODT", ".RTF", ".TXT", ".DWG"
+                            GdViewer.ForceTemporaryMode = False
+                    End Select
+
                     GdViewer.ZoomMode = ViewerZoomMode.ZoomModeWidthViewer
                     GdViewer.DocumentAlignment = ViewerDocumentAlignment.DocumentAlignmentTopCenter
                     If Viewer_ForceTemporaryMode = True Then