diff --git a/Contrib/Modern UI/Dutch.nsh b/Contrib/Modern UI/Dutch.nsh
new file mode 100644
index 00000000..6c3ea99b
--- /dev/null
+++ b/Contrib/Modern UI/Dutch.nsh	
@@ -0,0 +1,82 @@
+;Modern UI Language File
+;version 1 - Compatible with Modern UI 1.3
+
+;Language: Dutch (1043)
+;By Joost Verburg
+
+;--------------------------------
+
+!ifndef MUI_DUTCH_USED
+
+!define MUI_DUTCH_USED
+
+  ;INSTALLER
+  
+  !macro MUI_DUTCH_LICENSETEXT
+     LicenseText /LANG=${LANG_DUTCH} "Druk op Page Down om de rest van de overeenkomt te zien."
+  !macroend
+  
+  !macro MUI_DUTCH_COMPONENTTEXT
+    ComponentText /LANG=${LANG_DUTCH} "Selecteer de onderdelen die u wilt installleren en deselecteer de onderdelen die u niet wilt installeren. Klik Volgende om verder te gaan." " "
+  !macroend
+  
+  !macro MUI_DUTCH_DIRTEXT
+    DirText /LANG=${LANG_DUTCH} "Setup zal ${NAME} in de volgende map installeren.$\r$\n$\r$\nOm in een deze map te intalleren, klik Installeren. Om in een andere map te installeren, klik Bladeren en selecteer een andere map." " "
+  !macroend 
+  
+  !macro MUI_DUTCH_INSTALLBUTTONTEXT_NEXT
+    InstallButtonText /LANG=${LANG_DUTCH} "Volgende >"
+  !macroend
+  
+  LangString MUI_TEXT_LICENSE_TITLE ${LANG_DUTCH} "Licentie Overeenkomst"
+  LangString MUI_TEXT_LICENSE_SUBTITLE ${LANG_DUTCH} "Lees de licentie overeenkomst voordat u ${NAME} installeerd."
+  LangString MUI_INNERTEXT_LICENSE ${LANG_DUTCH} "Als u de overeenkomt accepteert, kies Akkoord om verder te gaan. Als u Annuleren kiest zal Setup sluiten. U moet met de overeenkomst acceptren om ${NAME} te installeren."
+  
+  LangString MUI_TEXT_COMPONENTS_TITLE ${LANG_DUTCH} "Kies Onderdelen"
+  LangString MUI_TEXT_COMPONENTS_SUBTITLE ${LANG_DUTCH} "Kies de onderdelen die u wilt installeren."
+  LangString MUI_INNERTEXT_DESCRIPTION_TITLE ${LANG_DUTCH} "Beschrijving"
+  LangString MUI_INNERTEXT_DESCRIPTION_INFO ${LANG_DUTCH} "Beweeg uw muis over een onderdeel om een beschrijving te zien."
+  
+  LangString MUI_TEXT_DIRSELECT_TITLE ${LANG_DUTCH} "Kies Installatie Locatie"
+  LangString MUI_TEXT_DIRSELECT_SUBTITLE ${LANG_DUTCH} "Kies de map waarin u ${NAME} in wilt installeren."
+  LangString MUI_INNERTEXT_DESTINATIONFOLDER ${LANG_DUTCH} "Installatie Map"
+  
+  LangString MUI_TEXT_INSTALLING_TITLE ${LANG_DUTCH} "Bezig met installeren"
+  LangString MUI_TEXT_INSTALLING_SUBTITLE ${LANG_DUTCH} "Een ogenblik geduld terwijl ${NAME} wordt geinstalleerd."
+  
+  LangString MUI_TEXT_FINISHED_TITLE ${LANG_DUTCH} "Gereed"
+  LangString MUI_TEXT_FINISHED_SUBTITLE ${LANG_DUTCH} "De installatie is succesvol verlopen."
+  
+  LangString MUI_MSGTEXT_ABORTWARNING ${LANG_DUTCH} "Weet u zeker dat u ${NAME} Setup wilt afsluiten?"
+  
+  LangString MUI_BUTTONTEXT_BACK ${LANG_DUTCH} "< Vorige"
+  LangString MUI_BUTTONTEXT_NEXT ${LANG_DUTCH} "Volgende >"
+  LangString MUI_BUTTONTEXT_CANCEL ${LANG_DUTCH} "Annuleren"
+  LangString MUI_BUTTONTEXT_INSTALL ${LANG_DUTCH} "Installeren"
+
+
+  ;UNINSTALLER
+  
+  !macro MUI_DUTCH_UNINSTALLTEXT
+    UninstallText /LANG=${LANG_DUTCH} "Dit programma zal ${NAME} verwijderen van uw systeem."
+  !macroend
+  
+  !macro MUI_DUTCH_UNINSTALLBUTTONTEXT_NEXT
+    UnInstallButtonText /LANG=${LANG_DUTCH} "Volgende >"
+  !macroend
+  
+  LangString un.MUI_UNTEXT_INTRO_TITLE ${LANG_DUTCH} "Deïnstalleer ${NAME}"
+  LangString un.MUI_UNTEXT_INTRO_SUBTITLE ${LANG_DUTCH} "Verwijder ${NAME} van uw system."
+  
+  LangString un.MUI_UNTEXT_UNINSTALLING_TITLE ${LANG_DUTCH} "Bezig met deïnstalleren"
+  LangString un.MUI_UNTEXT_UNINSTALLING_SUBTITLE ${LANG_DUTCH} "Een ogenblik gedult terwijl ${NAME} van uw system wordt verwijderd."
+  
+  LangString un.MUI_UNTEXT_FINISHED_TITLE ${LANG_DUTCH} "Gereed"
+  LangString un.MUI_UNTEXT_FINISHED_SUBTITLE ${LANG_DUTCH} "${NAME} is verwijderd van uw systeem."
+  
+  LangString un.MUI_BUTTONTEXT_BACK ${LANG_DUTCH} "< Vorige"
+  LangString un.MUI_BUTTONTEXT_NEXT ${LANG_DUTCH} "Volgende >"
+  LangString un.MUI_BUTTONTEXT_CANCEL ${LANG_DUTCH} "Annuleren"
+  LangString un.MUI_BUTTONTEXT_INSTALL ${LANG_DUTCH} "Installeren"
+    
+!endif
\ No newline at end of file
diff --git a/Contrib/Modern UI/English.nsh b/Contrib/Modern UI/English.nsh
new file mode 100644
index 00000000..c06c3910
--- /dev/null
+++ b/Contrib/Modern UI/English.nsh	
@@ -0,0 +1,82 @@
+;Modern UI Language File
+;version 1 - Compatible with Modern UI 1.3
+
+;Language: English (1033)
+;By Joost Verburg
+
+;--------------------------------
+
+!ifndef MUI_ENGLISH_USED
+
+!define MUI_ENGLISH_USED
+
+  ;INSTALLER
+  
+  !macro MUI_ENGLISH_LICENSETEXT
+     LicenseText /LANG=${LANG_ENGLISH} "Press Page Down to see the rest of the agreement."
+  !macroend
+  
+  !macro MUI_ENGLISH_COMPONENTTEXT
+    ComponentText /LANG=${LANG_ENGLISH} "Check the components you want to install and uncheck the components you don't want to install. Click Next to continue." " "
+  !macroend
+  
+  !macro MUI_ENGLISH_DIRTEXT
+    DirText /LANG=${LANG_ENGLISH} "Setup will install ${NAME} in the following folder.$\r$\n$\r$\nTo install in this folder, click Install. To install in a different folder, click Browse and select another folder." " "
+  !macroend
+  
+  !macro MUI_ENGLISH_INSTALLBUTTONTEXT_NEXT
+    InstallButtonText /LANG=${LANG_ENGLISH} "Next >"
+  !macroend
+   
+  LangString MUI_TEXT_LICENSE_TITLE ${LANG_ENGLISH} "License Agreement"  
+  LangString MUI_TEXT_LICENSE_SUBTITLE ${LANG_ENGLISH} "Please review the license terms before installing ${NAME}."
+  LangString MUI_INNERTEXT_LICENSE ${LANG_ENGLISH} "If you accept all the terms of the agreement, choose I Agree to continue. If you choose Cancel, Setup will close. You must accept the agreement to install ${NAME}."
+  
+  LangString MUI_TEXT_COMPONENTS_TITLE ${LANG_ENGLISH} "Choose Components"
+  LangString MUI_TEXT_COMPONENTS_SUBTITLE ${LANG_ENGLISH} "Choose the components you want to install."
+  LangString MUI_INNERTEXT_DESCRIPTION_TITLE ${LANG_ENGLISH} "Description"
+  LangString MUI_INNERTEXT_DESCRIPTION_INFO ${LANG_ENGLISH} "Hover your mouse over a component to see it's description."
+  
+  LangString MUI_TEXT_DIRSELECT_TITLE ${LANG_ENGLISH} "Choose Install Location"
+  LangString MUI_TEXT_DIRSELECT_SUBTITLE ${LANG_ENGLISH} "Choose the folder in which to install ${NAME}."
+  LangString MUI_INNERTEXT_DESTINATIONFOLDER ${LANG_ENGLISH} "Destination Folder"
+  
+  LangString MUI_TEXT_INSTALLING_TITLE ${LANG_ENGLISH} "Installing"
+  LangString MUI_TEXT_INSTALLING_SUBTITLE ${LANG_ENGLISH} "Please wait while ${NAME} is being installed."
+  
+  LangString MUI_TEXT_FINISHED_TITLE ${LANG_ENGLISH} "Finished"
+  LangString MUI_TEXT_FINISHED_SUBTITLE ${LANG_ENGLISH} "Setup was completed successfully."
+  
+  LangString MUI_MSGTEXT_ABORTWARNING ${LANG_ENGLISH} "Are you sure you want to quit ${NAME} Setup?"
+
+  LangString MUI_BUTTONTEXT_BACK ${LANG_ENGLISH} "< Back"
+  LangString MUI_BUTTONTEXT_NEXT ${LANG_ENGLISH} "Next > "
+  LangString MUI_BUTTONTEXT_CANCEL ${LANG_ENGLISH} "Cancel"
+  LangString MUI_BUTTONTEXT_INSTALL ${LANG_ENGLISH} "Install"
+
+  
+  ;UNINSTALLER
+  
+  !macro MUI_ENGLISH_UNINSTALLTEXT
+    UninstallText /LANG=${LANG_ENGLISH} "This will uninstall ${NAME} from your system."
+  !macroend
+  
+  !macro MUI_ENGLISH_UNINSTALLBUTTONTEXT_NEXT
+    InstallButtonText /LANG=${LANG_ENGLISH} "Next >"
+  !macroend
+  
+  LangString un.MUI_UNTEXT_INTRO_TITLE ${LANG_ENGLISH} "Uninstall ${NAME}"
+  LangString un.MUI_UNTEXT_INTRO_SUBTITLE ${LANG_ENGLISH} "Remove ${NAME} from your system."
+  
+  LangString un.MUI_UNTEXT_UNINSTALLING_TITLE ${LANG_ENGLISH} "Uninstalling"
+  LangString un.MUI_UNTEXT_UNINSTALLING_SUBTITLE ${LANG_ENGLISH} "Please wait while ${NAME} is being uninstalled."
+  
+  LangString un.MUI_UNTEXT_FINISHED_TITLE ${LANG_ENGLISH} "Finished"
+  LangString un.MUI_UNTEXT_FINISHED_SUBTITLE ${LANG_ENGLISH} "Uninstall was completed successfully."
+  
+  LangString un.MUI_BUTTONTEXT_BACK ${LANG_ENGLISH} "Back > "
+  LangString un.MUI_BUTTONTEXT_NEXT ${LANG_ENGLISH} "Next > "
+  LangString un.MUI_BUTTONTEXT_CANCEL ${LANG_ENGLISH} "Cancel"
+  LangString un.MUI_BUTTONTEXT_INSTALL ${LANG_ENGLISH} "Install"
+    
+!endif
\ No newline at end of file
diff --git a/Contrib/Modern UI/System.nsh b/Contrib/Modern UI/System.nsh
new file mode 100644
index 00000000..ca48a401
--- /dev/null
+++ b/Contrib/Modern UI/System.nsh	
@@ -0,0 +1,388 @@
+;Modern UI Macro System 1.3
+;Written by Joost Verburg
+
+;See Basic.nsi, Multilanguage.nsi and InstallOptions.nsi
+;in the Examples\Modern UI directory for examples of usage.
+
+;--------------------------------
+
+!ifndef MUI_MACROS_USED
+
+!define MUI_MACROS_USED
+
+!include "${NSISDIR}\Examples\WinMessages.nsh"
+
+!define IO_DIRECTION_NEXT 1
+!define IO_DIRECTION_PREV 2
+
+!define IO_INITPLUGINS_1 "Call Initialize_____Plugins"
+!define IO_INITPLUGINS_2 "SetDetailsPrint both"
+!define IO_UNINITPLUGINS_1 "Call un.Initialize_____Plugins"
+!define IO_UNINITPLUGINS_2 "SetDetailsPrint both"
+
+!define MUI_TEMP1 $R0
+!define MUI_TEMP2 $R1
+
+!macro MUI_INTERFACE UI ICON UNICON CHECKS PROGRESSBAR CURRENTPAGEVAR
+
+  ;User interface
+  
+  Icon "${NSISDIR}\Contrib\Icons\${ICON}"
+  UninstallIcon "${NSISDIR}\Contrib\Icons\${UNICON}"
+  XPStyle On
+  ChangeUI all "${NSISDIR}\Contrib\UIs\${UI}"
+  SetFont Tahoma 8
+  CheckBitmap "${NSISDIR}\Contrib\Icons\${CHECKS}"
+  InstallColors /windows
+  InstProgressFlags "${PROGRESSBAR}"
+  BrandingText /TRIMRIGHT
+  !define CURRENTPAGE ${CURRENTPAGEVAR}
+
+!macroend
+
+!macro MUI_INTERFACE_ABSOLUTEPATH UI ICON UNICON CHECKS PROGRESSBAR CURRENTPAGEVAR
+
+  ;User interface
+  
+  Icon "${ICON}"
+  UninstallIcon "${UNICON}"
+  XPStyle On
+  ChangeUI all "${UI}"
+  SetFont Tahoma 8
+  CheckBitmap "${CHECKS}"
+  InstallColors /windows
+  InstProgressFlags "${PROGRESSBAR}"
+  BrandingText /TRIMRIGHT
+  !define CURRENTPAGE ${CURRENTPAGEVAR}
+
+!macroend
+
+!macro MUI_FINISHHEADER CALL
+
+  ;Finish text on the header (white rectangle)
+  
+  IntOp ${CURRENTPAGE} ${CURRENTPAGE} + 1
+  Call ${CALL}
+
+!macroend
+
+!macro MUI_INNERDIALOG_INIT
+
+  Push ${MUI_TEMP1}
+
+!macroend
+
+!macro MUI_INNERDIALOG_START PAGE
+
+  StrCmp ${CURRENTPAGE} ${PAGE} "" done_${PAGE}
+  
+!macroend
+
+!macro MUI_INNERDIALOG_TEXT CONTROL TEXT
+
+   ;Text on inner dialogs components
+   
+   FindWindow ${MUI_TEMP1} "#32770" "" $HWNDPARENT
+   GetDlgItem ${MUI_TEMP1} ${MUI_TEMP1} ${CONTROL}
+   SendMessage ${MUI_TEMP1} ${WM_SETTEXT} 0 "STR:${TEXT}"
+	
+!macroend
+
+!macro MUI_INNERDIALOG_STOP PAGE
+
+  Goto done
+  done_${PAGE}:
+  
+!macroend
+
+!macro MUI_INNERDIALOG_END
+
+  done:
+  Pop ${MUI_TEMP1}
+
+!macroend
+
+!macro MUI_NEXTPAGE CALL
+
+  ;Set backgrounds & fonts for the outer dialog (only once)
+  StrCmp ${CURRENTPAGE} "" "" no_first_run
+
+  Push ${MUI_TEMP1}
+  Push ${MUI_TEMP2}
+
+    GetDlgItem ${MUI_TEMP1} $HWNDPARENT 1037
+    CreateFont ${MUI_TEMP2} "Tahoma" 10 700
+    SendMessage ${MUI_TEMP1} ${WM_SETFONT} ${MUI_TEMP2} 0
+    SetStaticBkColor ${MUI_TEMP1} 0x00FFFFFF
+ 
+    GetDlgItem ${MUI_TEMP1} $HWNDPARENT 1038
+    SetStaticBkColor ${MUI_TEMP1} 0x00FFFFFF
+
+    GetDlgItem ${MUI_TEMP1} $HWNDPARENT 1034
+    SetStaticBkColor ${MUI_TEMP1} 0x00FFFFFF
+
+    GetDlgItem ${MUI_TEMP1} $HWNDPARENT 1039
+    SetStaticBkColor ${MUI_TEMP1} 0x00FFFFFF
+    
+  Pop ${MUI_TEMP2}  
+  Pop ${MUI_TEMP1}
+
+  no_first_run:
+
+  IntOp ${CURRENTPAGE} ${CURRENTPAGE} + 1
+
+  Call "${CALL}"
+   
+!macroend
+
+!macro MUI_PREVPAGE CALL
+
+  IntOp ${CURRENTPAGE} ${CURRENTPAGE} - 1
+
+  Call "${CALL}"
+  
+!macroend
+
+!macro MUI_PAGE_INIT
+
+  Push ${MUI_TEMP1}
+
+!macroend
+
+!macro MUI_PAGE_START PAGE
+
+   StrCmp ${CURRENTPAGE} ${PAGE} "" done_${PAGE}
+  
+!macroend
+
+!macro MUI_HEADER_TEXT TEXT SUBTEXT
+
+  ;Text on the white rectangle
+
+  GetDlgItem ${MUI_TEMP1} $HWNDPARENT 1037
+  SendMessage ${MUI_TEMP1} ${WM_SETTEXT} 0 "STR:${TEXT}"
+  GetDlgItem ${MUI_TEMP1} $HWNDPARENT 1038
+  SendMessage ${MUI_TEMP1} ${WM_SETTEXT} 0 "STR:${SUBTEXT}"
+
+!macroend
+
+!macro MUI_PAGE_STOP PAGE
+
+  Goto done
+  done_${PAGE}:
+  
+!macroend
+
+!macro MUI_PAGE_END
+  
+  done:
+  Pop ${MUI_TEMP1}
+  
+!macroend
+
+!macro MUI_DESCRIPTION_INIT
+
+  Push ${MUI_TEMP1}
+
+  FindWindow ${MUI_TEMP1} "#32770" "" $HWNDPARENT
+  GetDlgItem ${MUI_TEMP1} ${MUI_TEMP1} 1043
+
+!macroend
+
+!macro MUI_DESCRIPTION_TEXT VAR TEXT
+
+  ;Set text on the Description frame
+
+  StrCmp $0 ${VAR} "" +3
+    SendMessage ${MUI_TEMP1} ${WM_SETTEXT} 0 "STR:${TEXT}"
+    Goto done
+    
+!macroend
+
+!macro MUI_DESCRIPTION_END
+
+  done:
+  Pop ${MUI_TEMP1}
+  
+!macroend
+
+!macro MUI_ABORTWARNING
+
+  ;Warning when Cancel button is pressed
+
+  MessageBox MB_YESNO|MB_ICONEXCLAMATION "$(MUI_MSGTEXT_ABORTWARNING)" IDYES quit
+    Abort
+    quit:
+
+!macroend
+
+;INSTALL OPTIONS
+
+!macro MUI_INSTALLOPTIONS DIRECTIONVAR NOSETDIRECTIONVAR
+
+  !define IO_NOSETDIRECTION ${DIRECTIONVAR}
+  !define IO_DIRECTION ${NOSETDIRECTIONVAR}
+  
+!macroend
+
+!macro MUI_INSTALLOPTIONS_EXTRACT FILE
+
+  ;Init plugin system
+  ${IO_INITPLUGINS_1}
+  ${IO_INITPLUGINS_2}
+  !undef IO_INITPLUGINS_1
+  !undef IO_INITPLUGINS_2
+  !define IO_INITPLUGINS_1 ""
+  !define IO_INITPLUGINS_2 ""
+  
+  File /oname=$PLUGINSDIR\${FILE} "${FILE}"
+  
+!macroend
+
+!macro MUI_INSTALLOPTIONS_UNEXTRACT FILE
+
+  ;Init plugin system
+  ${IO_UNINITPLUGINS_1}
+  ${IO_UNINITPLUGINS_2}
+  !undef IO_UNINITPLUGINS_1
+  !undef IO_UNINITPLUGINS_2
+  !define IO_UNINITPLUGINS_1 ""
+  !define IO_UNINITPLUGINS_2 ""
+  
+  File /oname=$PLUGINSDIR\${FILE} "${FILE}"
+  
+!macroend
+
+!macro MUI_INSTALLOPTIONS_SETDIRECTION DIRECTION
+
+  StrCpy ${IO_DIRECTION} "${DIRECTION}"
+
+!macroend
+
+!macro MUI_INSTALLOPTIONS_NEXTPAGE
+
+  StrCmp ${IO_NOSETDIRECTION} "1" no_setdirection
+    !insertmacro MUI_INSTALLOPTIONS_SETDIRECTION ${IO_DIRECTION_NEXT}
+  no_setdirection:
+  StrCpy ${IO_NOSETDIRECTION} "0"
+  
+!macroend
+
+!macro MUI_INSTALLOPTIONS_PREVPAGE
+
+  StrCmp ${IO_NOSETDIRECTION} "1" no_setdirection
+    !insertmacro MUI_INSTALLOPTIONS_SETDIRECTION ${IO_DIRECTION_PREV}
+  no_setdirection:
+  StrCpy ${IO_NOSETDIRECTION} "0"
+  
+!macroend
+
+!macro MUI_INSTALLOPTIONS_SHOW PAGE FILE IOBACK IONEXT
+        
+  InstallOptions::dialog "$PLUGINSDIR\${FILE}"
+  Pop ${MUI_TEMP1}
+
+  StrCmp ${MUI_TEMP1} "cancel" "" +2
+    Quit
+
+  StrCmp ${MUI_TEMP1} "back" "" noback_${PAGE}
+    !insertmacro MUI_INSTALLOPTIONS_${IOBACK}BACK
+  noback_${PAGE}:
+
+  !insertmacro MUI_INSTALLOPTIONS_${IONEXT}NEXT
+		
+!macroend
+
+!macro MUI_INSTALLOPTIONS_UNSHOW PAGE FILE IOBACK IONEXT
+        
+  InstallOptions::dialog "$PLUGINSDIR\${FILE}"
+  Pop ${MUI_TEMP1}
+
+  StrCmp ${MUI_TEMP1} "cancel" "" +2
+    Quit
+    
+  StrCmp ${MUI_TEMP1} "back" "" noback_${PAGE}
+    !insertmacro MUI_INSTALLOPTIONS_UN${IOBACK}BACK
+  noback_${PAGE}:
+
+  !insertmacro MUI_INSTALLOPTIONS_UN${IONEXT}NEXT
+		
+!macroend
+
+!macro MUI_INSTALLOPTIONS_BACK
+
+  StrCmp ${IO_DIRECTION} "${IO_DIRECTION_NEXT}" "" +3
+    Call .onPrevPage
+    Abort
+  StrCmp ${IO_DIRECTION} "${IO_DIRECTION_PREV}" "" +3
+    Call .onPrevPage
+    Goto done
+            
+!macroend
+
+!macro MUI_INSTALLOPTIONS_NEXT
+
+  StrCmp ${IO_DIRECTION} ${IO_DIRECTION_NEXT} "" +3
+    Call .onNextPage
+    Goto done
+  StrCmp ${IO_DIRECTION} ${IO_DIRECTION_PREV} "" +3
+    Call .onNextPage
+    Abort
+   
+!macroend
+
+!macro MUI_INSTALLOPTIONS_IOBACK
+  
+  StrCpy ${IO_NOSETDIRECTION} "1"
+  Call .onPrevPage
+  Goto done
+            
+!macroend
+
+!macro MUI_INSTALLOPTIONS_IONEXT
+
+  StrCpy ${IO_NOSETDIRECTION} "1"
+  Call .onNextPage
+  Goto done
+	
+!macroend
+
+!macro MUI_INSTALLOPTIONS_UNBACK
+
+  StrCmp ${IO_DIRECTION} "${IO_DIRECTION_NEXT}" "" +3
+    Call un.onPrevPage
+    Abort
+  StrCmp ${IO_DIRECTION} "${IO_DIRECTION_PREV}" "" +3
+    Call un.onPrevPage
+    Goto done
+            
+!macroend
+
+!macro MUI_INSTALLOPTIONS_UNNEXT
+
+  StrCmp ${IO_DIRECTION} ${IO_DIRECTION_NEXT} "" +3
+    Call un.onNextPage
+    Goto done
+  StrCmp ${IO_DIRECTION} ${IO_DIRECTION_PREV} "" +3
+    Call un.onNextPage
+    Abort
+   
+!macroend
+
+!macro MUI_INSTALLOPTIONS_UNIOBACK
+  
+  StrCpy ${IO_NOSETDIRECTION} "1"
+  Call .onPrevPage
+  Goto done
+            
+!macroend
+
+!macro MUI_INSTALLOPTIONS_UNIONEXT
+
+  StrCpy ${IO_NOSETDIRECTION} "1"
+  Call .onNextPage
+  Goto done
+	
+!macroend
+
+!endif
\ No newline at end of file