Need help with an advanced launcher that Simeon made.

I was trying to make a special launcher for some apps. The compiler keeps spitting out errors. Here's the source code:

;Copyright 2007 Simeon Kühl and Digitxp

;This software is OSI Certified Open Source Software.
;OSI Certified is a certification mark of the Open Source Initiative.

;This program is free software; you can redistribute it and/or
;modify it under the terms of the GNU General Public License
;as published by the Free Software Foundation; either version 2
;of the License, or (at your option) any later version.

;This program is distributed in the hope that it will be useful,
;but WITHOUT ANY WARRANTY; without even the implied warranty of
;MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;GNU General Public License for more details.

;You should have received a copy of the GNU General Public License
;along with this program; if not, write to the Free Software
;Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

!define APPNAME "GameSuite"
!define VER "0.9.0.0"
!define WEBSITE "PortableApps.com/DevelopmentTest"
!define DEFAULTAPPDIR "Games"
!define NAME "GameSuitePortable"
!define PORTABLEAPPNAME "GameSuite Portable"
OutFile "\..\..\GameSuitePortable.exe"
RequestExecutionLevel user
Icon "..\..\App\AppInfo\Appicon.ico"
;=== Program Details
Name "${PORTABLEAPPNAME}"
OutFile "..\..\${NAME}.exe"
Caption "${PORTABLEAPPNAME} | PortableApps.com"
VIProductVersion "${VER}"
VIAddVersionKey ProductName "${NAME}"
VIAddVersionKey Comments "Allows a collection of games to be run from a removable drive. For additional details, visit ${WEBSITE}"
VIAddVersionKey CompanyName "PortableApps.com"
VIAddVersionKey LegalCopyright "Portableapps.com and Conteributors"
VIAddVersionKey FileDescription "${PORTABLEAPPNAME}"
VIAddVersionKey FileVersion "${VER}"
VIAddVersionKey ProductVersion "${VER}"
VIAddVersionKey InternalName "${PORTABLEAPPNAME}"
VIAddVersionKey LegalTrademarks "PortableApps.com is a Trademark of Rare Ideas, LLC."
VIAddVersionKey OriginalFilename "${NAME}.exe"
CRCCheck On
WindowIcon Off
SilentInstall Silent
AutoCloseWindow True
RequestExecutionLevel user

LangString LauncherFileNotFound ${LANG_ENGLISH} "${PORTABLEAPPNAME} cannot be started. You may wish to re-install to fix this issue. (ERROR: $MISSINGFILEORPATH could not be found)"
LangString LauncherAlreadyRunning ${LANG_ENGLISH} "Another instance of ${APPNAME} is already running. Please close other instances of ${APPNAME} before launching ${PORTABLEAPPNAME}."


!include "nsDialogs.nsh"
!include "StrRep.nsh"

Page custom nsDialogsPage nsDialogsPageLeave ; 
Sorry for the long post :P
Thanks :).