diff --git a/Sankore_3.1.pro b/Sankore_3.1.pro
index bdc7704c..e17a120a 100644
--- a/Sankore_3.1.pro
+++ b/Sankore_3.1.pro
@@ -35,6 +35,7 @@ QT += script
 QT += xmlpatterns
 
 INCLUDEPATH += src
+INCLUDEPATH += globals
 
 include($$THIRD_PARTY_PATH/libs.pri)
 include(src/adaptors/adaptors.pri)
@@ -83,6 +84,7 @@ UB_LIBRARY.files = resources/library
 UB_FONTS.files = resources/fonts
 UB_THIRDPARTY_INTERACTIVE.files = thirdparty/interactive
 
+DEFINES += NO_THIRD_PARTY_WARNINGS
 DEFINES += UBVERSION=\"\\\"$${LONG_VERSION}\"\\\" \
    UBVERSION_RC=$$VERSION_RC
 ALPHA_BETA_STR = $$find(VERSION, "[ab]")
diff --git a/src/adaptors/UBExportDocument.cpp b/src/adaptors/UBExportDocument.cpp
index 27ea87d7..95a8e4bc 100644
--- a/src/adaptors/UBExportDocument.cpp
+++ b/src/adaptors/UBExportDocument.cpp
@@ -22,8 +22,12 @@
 
 #include "document/UBDocumentProxy.h"
 
+#include "globals/UBGlobals.h"
+
+THIRD_PARTY_WARNINGS_DISABLE
 #include "quazip.h"
 #include "quazipfile.h"
+THIRD_PARTY_WARNINGS_ENABLE
 
 #include "transition/UniboardSankoreTransition.h"
 
diff --git a/src/adaptors/UBExportWeb.cpp b/src/adaptors/UBExportWeb.cpp
index bfdedfe5..59a9c31b 100644
--- a/src/adaptors/UBExportWeb.cpp
+++ b/src/adaptors/UBExportWeb.cpp
@@ -23,8 +23,12 @@
 
 #include "document/UBDocumentProxy.h"
 
+#include "globals/UBGlobals.h"
+
+THIRD_PARTY_WARNINGS_DISABLE
 #include "quazip.h"
 #include "quazipfile.h"
+THIRD_PARTY_WARNINGS_ENABLE
 
 #include "core/memcheck.h"
 
diff --git a/src/adaptors/UBImportCFF.cpp b/src/adaptors/UBImportCFF.cpp
index 448e2834..6b4fa318 100644
--- a/src/adaptors/UBImportCFF.cpp
+++ b/src/adaptors/UBImportCFF.cpp
@@ -27,9 +27,13 @@
 #include "UBCFFSubsetAdaptor.h"
 #include "UBImportCFF.h"
 
+#include "globals/UBGlobals.h"
+
+THIRD_PARTY_WARNINGS_DISABLE
 #include "quazip.h"
 #include "quazipfile.h"
 #include "quazipfileinfo.h"
+THIRD_PARTY_WARNINGS_ENABLE
 
 #include "core/memcheck.h"
 
diff --git a/src/adaptors/UBImportDocument.cpp b/src/adaptors/UBImportDocument.cpp
index f441b980..3e7808cf 100644
--- a/src/adaptors/UBImportDocument.cpp
+++ b/src/adaptors/UBImportDocument.cpp
@@ -22,9 +22,13 @@
 #include "core/UBSettings.h"
 #include "core/UBPersistenceManager.h"
 
+#include "globals/UBGlobals.h"
+
+THIRD_PARTY_WARNINGS_DISABLE
 #include "quazip.h"
 #include "quazipfile.h"
 #include "quazipfileinfo.h"
+THIRD_PARTY_WARNINGS_ENABLE
 
 #include "core/memcheck.h"
 
diff --git a/src/adaptors/publishing/UBDocumentPublisher.cpp b/src/adaptors/publishing/UBDocumentPublisher.cpp
index d3ec39dd..686b9d94 100644
--- a/src/adaptors/publishing/UBDocumentPublisher.cpp
+++ b/src/adaptors/publishing/UBDocumentPublisher.cpp
@@ -34,8 +34,12 @@
 
 #include "domain/UBGraphicsWidgetItem.h"
 
+#include "globals/UBGlobals.h"
+
+THIRD_PARTY_WARNINGS_DISABLE
 #include "quazip.h"
 #include "quazipfile.h"
+THIRD_PARTY_WARNINGS_ENABLE
 
 #include "adaptors/UBExportFullPDF.h"
 #include "adaptors/UBExportDocument.h"
diff --git a/src/board/UBBoardPaletteManager.cpp b/src/board/UBBoardPaletteManager.cpp
index 1fefd94b..54fe2a33 100644
--- a/src/board/UBBoardPaletteManager.cpp
+++ b/src/board/UBBoardPaletteManager.cpp
@@ -92,43 +92,8 @@ UBBoardPaletteManager::UBBoardPaletteManager(QWidget* container, UBBoardControll
 
 UBBoardPaletteManager::~UBBoardPaletteManager()
 {
-    if(NULL != mpDownloadWidget)
-    {
-        delete mpDownloadWidget;
-        mpDownloadWidget = NULL;
-    }
-    if(NULL != mpTeacherBarWidget)
-    {
-        delete mpTeacherBarWidget;
-        mpTeacherBarWidget = NULL;
-    }
-    if(NULL != mpPageNavigWidget)
-    {
-        delete mpPageNavigWidget;
-        mpPageNavigWidget = NULL;
-    }
-    if(NULL != mpLibWidget)
-    {
-        delete mpLibWidget;
-        mpLibWidget = NULL;
-    }
-    if(NULL != mpCachePropWidget)
-    {
-        delete mpCachePropWidget;
-        mpCachePropWidget = NULL;
-    }
     delete mAddItemPalette;
-    if(NULL != mLeftPalette)
-    {
-        delete mLeftPalette;
-        mLeftPalette = NULL;
-    }
 
-    if(NULL != mRightPalette)
-    {
-        delete mRightPalette;
-        mRightPalette = NULL;
-    }
 
     if(NULL != mStylusPalette)
     {
diff --git a/src/customWidgets/UBGlobals.h b/src/customWidgets/UBGlobals.h
deleted file mode 100644
index 1707ceac..00000000
--- a/src/customWidgets/UBGlobals.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#ifndef UBGLOBALS_H
-#define UBGLOBALS_H
-
-#define DELETEPTR(ptr) if(NULL != ptr){ \
-    delete ptr; \
-    ptr = NULL; \
-    }
-
-#endif // UBGLOBALS_H
diff --git a/src/customWidgets/UBMediaWidget.cpp b/src/customWidgets/UBMediaWidget.cpp
index c1809d93..0d1b5fd2 100644
--- a/src/customWidgets/UBMediaWidget.cpp
+++ b/src/customWidgets/UBMediaWidget.cpp
@@ -13,7 +13,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include "core/UBApplication.h"
-#include "UBGlobals.h"
+#include "globals/UBGlobals.h"
 #include "UBMediaWidget.h"
 
 /**
diff --git a/src/customWidgets/UBWidgetList.cpp b/src/customWidgets/UBWidgetList.cpp
index 8b099b5a..e15bb2e0 100644
--- a/src/customWidgets/UBWidgetList.cpp
+++ b/src/customWidgets/UBWidgetList.cpp
@@ -1,7 +1,7 @@
 #include <QDebug>
 #include <QScrollBar>
 
-#include "UBGlobals.h"
+#include "globals/UBGlobals.h"
 #include "UBWidgetList.h"
 
 UBWidgetList::UBWidgetList(QWidget* parent, eWidgetListOrientation orientation, const char* name):QScrollArea(parent)
diff --git a/src/customWidgets/customWidgets.pri b/src/customWidgets/customWidgets.pri
index aa7b0255..cd14ff64 100644
--- a/src/customWidgets/customWidgets.pri
+++ b/src/customWidgets/customWidgets.pri
@@ -2,7 +2,7 @@
 HEADERS      += src/customWidgets/UBWidgetList.h \
     src/customWidgets/UBDraggableLabel.h \
     src/customWidgets/UBMediaWidget.h \
-    src/customWidgets/UBGlobals.h \
+    src/globals/UBGlobals.h \
     src/customWidgets/UBDraggableMedia.h
                 
 SOURCES      += src/customWidgets/UBWidgetList.cpp \
diff --git a/src/globals/UBGlobals.h b/src/globals/UBGlobals.h
new file mode 100644
index 00000000..97b667bb
--- /dev/null
+++ b/src/globals/UBGlobals.h
@@ -0,0 +1,46 @@
+#ifndef UBGLOBALS_H
+#define UBGLOBALS_H
+
+#define DELETEPTR(ptr) if(NULL != ptr){ \
+    delete ptr; \
+    ptr = NULL; \
+    }
+
+#ifdef Q_WS_WIN
+
+#define WARNINGS_DISABLE __pragma(warning(push, 0));
+#define WARNINGS_ENABLE __pragma(warning(pop));
+
+#ifdef NO_THIRD_PARTY_WARNINGS
+// disabling warning level to 0 and save old state
+#define THIRD_PARTY_WARNINGS_DISABLE WARNINGS_DISABLE
+#else 
+// just save old state (needs for not empty define)
+#define THIRD_PARTY_WARNINGS_DISABLE __pragma(warning(push));
+#endif //#ifdef NO_THIRD_PARTY_WARNINGS
+// anyway on WIN
+#define THIRD_PARTY_WARNINGS_ENABLE WARNINGS_ENABLE
+
+#else //#ifdef Q_WS_WIN
+
+#define WARNINGS_DISABLE _Pragma("GCC diagnostic push"); \
+_Pragma("GCC diagnostic ignored \"-Wunused-parameter\""); \
+_Pragma("GCC diagnostic ignored \"-Wunused-variable\""); \
+_Pragma("GCC diagnostic ignored \"-Wsign-compare\""); 
+
+#define WARNINGS_ENABLE _Pragma("GCC diagnostic pop"); 
+
+#ifdef NO_THIRD_PARTY_WARNINGS
+//disabling some warnings
+#define THIRD_PARTY_WARNINGS_DISABLE WARNINGS_DISABLE
+#define THIRD_PARTY_WARNINGS_ENABLE WARNINGS_ENABLE
+#else
+// just save old state (needs for not empty define)
+#define THIRD_PARTY_WARNINGS_ENABLE WARNINGS_ENABLE
+
+#endif //#ifdef NO_THIRD_PARTY_WARNINGS
+
+#endif //#ifdef Q_WS_WIN
+
+#endif // UBGLOBALS_H
+        
\ No newline at end of file
diff --git a/src/gui/UBTBDocumentEditWidget.cpp b/src/gui/UBTBDocumentEditWidget.cpp
index 4139a9d2..261372b3 100644
--- a/src/gui/UBTBDocumentEditWidget.cpp
+++ b/src/gui/UBTBDocumentEditWidget.cpp
@@ -1,7 +1,7 @@
 #include <QDebug>
 
 #include "UBTBDocumentEditWidget.h"
-#include "customWidgets/UBGlobals.h"
+#include "globals/UBGlobals.h"
 
 UBTBDocumentEditWidget::UBTBDocumentEditWidget(UBTeacherBarDataMgr* pDataMgr, QWidget *parent, const char *name):QWidget(parent)
   , mpPageViewButton(NULL)
diff --git a/src/gui/UBTBDocumentPreviewWidget.cpp b/src/gui/UBTBDocumentPreviewWidget.cpp
index 81dbad2e..9f2ca0d8 100644
--- a/src/gui/UBTBDocumentPreviewWidget.cpp
+++ b/src/gui/UBTBDocumentPreviewWidget.cpp
@@ -1,4 +1,4 @@
-#include "customWidgets/UBGlobals.h"
+#include "globals/UBGlobals.h"
 #include "UBTBDocumentPreviewWidget.h"
 
 UBTBDocumentPreviewWidget::UBTBDocumentPreviewWidget(UBTeacherBarDataMgr *pDataMgr, QWidget *parent, const char *name):QWidget(parent)
diff --git a/src/gui/UBTBPageEditWidget.cpp b/src/gui/UBTBPageEditWidget.cpp
index e2142b13..141c706f 100644
--- a/src/gui/UBTBPageEditWidget.cpp
+++ b/src/gui/UBTBPageEditWidget.cpp
@@ -1,4 +1,4 @@
-#include "customWidgets/UBGlobals.h"
+#include "globals/UBGlobals.h"
 #include "core/UBApplication.h"
 #include "frameworks/UBFileSystemUtils.h"
 #include "gui/UBMediaPlayer.h"
diff --git a/src/gui/UBTeacherBarDataMgr.cpp b/src/gui/UBTeacherBarDataMgr.cpp
index dd1f2b44..e2e2bdad 100644
--- a/src/gui/UBTeacherBarDataMgr.cpp
+++ b/src/gui/UBTeacherBarDataMgr.cpp
@@ -7,7 +7,7 @@
 
 #include "board/UBBoardController.h"
 
-#include "customWidgets/UBGlobals.h"
+#include "globals/UBGlobals.h"
 
 #include "adaptors/UBMetadataDcSubsetAdaptor.h"
 
diff --git a/src/gui/UBTeacherBarPreviewWidget.cpp b/src/gui/UBTeacherBarPreviewWidget.cpp
index a02794b8..e82acd30 100644
--- a/src/gui/UBTeacherBarPreviewWidget.cpp
+++ b/src/gui/UBTeacherBarPreviewWidget.cpp
@@ -1,5 +1,5 @@
 #include "core/UBApplication.h"
-#include "customWidgets/UBGlobals.h"
+#include "globals/UBGlobals.h"
 #include "board/UBBoardController.h"
 #include "frameworks/UBFileSystemUtils.h"
 
diff --git a/src/gui/UBTeacherBarWidget.cpp b/src/gui/UBTeacherBarWidget.cpp
index 1596b6b0..7ee9a70b 100644
--- a/src/gui/UBTeacherBarWidget.cpp
+++ b/src/gui/UBTeacherBarWidget.cpp
@@ -15,7 +15,7 @@
 
 #include "customWidgets/UBDraggableLabel.h"
 #include "customWidgets/UBMediaWidget.h"
-#include "customWidgets/UBGlobals.h"
+#include "globals/UBGlobals.h"
 
 #include "core/memcheck.h"
 
diff --git a/src/pdf/XPDFRenderer.h b/src/pdf/XPDFRenderer.h
index b8ad475e..3b6d48c3 100644
--- a/src/pdf/XPDFRenderer.h
+++ b/src/pdf/XPDFRenderer.h
@@ -18,10 +18,15 @@
 #include <QImage>
 #include "PDFRenderer.h"
 #include <splash/SplashBitmap.h>
+
+#include "globals/UBGlobals.h"
+
+THIRD_PARTY_WARNINGS_DISABLE
 #include <xpdf/Object.h>
 #include <xpdf/GlobalParams.h>
 #include <xpdf/SplashOutputDev.h>
 #include <xpdf/PDFDoc.h>
+THIRD_PARTY_WARNINGS_ENABLE
 
 class PDFDoc;