diff --git a/src/win32/Logging.cpp b/src/win32/Logging.cpp
index 7d8add3e..d1b067f3 100644
--- a/src/win32/Logging.cpp
+++ b/src/win32/Logging.cpp
@@ -268,6 +268,14 @@ void toolsLogging()
   }
 }
 
+void toolsLoggingClose()
+{
+  if(Logging::instance != NULL) {
+    Logging::instance->DestroyWindow();
+    Logging::instance = NULL;
+  }
+}
+
 void toolsLog(const char *s)
 {
   CString str;
diff --git a/src/win32/Logging.h b/src/win32/Logging.h
index 00ddadaa..7e6288ee 100644
--- a/src/win32/Logging.h
+++ b/src/win32/Logging.h
@@ -97,6 +97,7 @@ class Logging : public ResizeDlg
 // Microsoft Visual C++ will insert additional declarations immediately before the previous line.
 
 void toolsLogging();
+void toolsLoggingClose();
 void toolsLog(const char *s);
 void toolsClearLog();
 
diff --git a/src/win32/MainWndFile.cpp b/src/win32/MainWndFile.cpp
index 2802b49f..3285ca79 100644
--- a/src/win32/MainWndFile.cpp
+++ b/src/win32/MainWndFile.cpp
@@ -27,6 +27,7 @@
 #include "RomInfo.h"
 #include "Reg.h"
 #include "WinResUtil.h"
+#include "Logging.h"
 
 #include "../GBA.h"
 #include "../Globals.h"
@@ -689,10 +690,12 @@ void MainWnd::OnUpdateFileRominformation(CCmdUI* pCmdUI)
   pCmdUI->Enable(emulating);
 }
 
+//OnFileToggleFullscreen
 void MainWnd::OnFileTogglemenu()
 {
 	if( theApp.videoOption <= VIDEO_4X ) {
 		// switch to full screen
+		toolsLoggingClose(); // close log dialog
 		theApp.updateWindowSize( theApp.lastFullscreen );
 	} else {
 		// switch to windowed mode