@echo off

rem If you have a custom path to java, change auto below to

rem point to your java.exe file

rem eg:  set JAVA6="C:\MyPath\bin\java.exe"

set JAVA6="auto"

set X86="%ProgramFiles(x86)%"

if %JAVA6% == "auto" (

  echo Autodetecting java

  if %X86% NEQ "" (

    echo Testing x86 folder

    for /D %%j in ("%ProgramFiles(x86)%\jre6*" "%ProgramFiles(x86)%\jre1.6.*" "%ProgramFiles(x86)%\jdk1.6.*" "%ProgramFiles(x86)%\Java\jre6*" "%ProgramFiles(x86)%\Java\jre1.6.*" "%ProgramFiles(x86)%\Java\jdk1.6.*") do (

      echo Checking %%j folder

      if exist "%%j\bin\java.exe" (

        echo Found java in %%j folder

        set JAVA6="%%j\bin\java.exe"

      )

    )

  ) else (

    echo Testing default folder

    if defined ProgramFiles (

    for /D %%j in ("%ProgramFiles%\jre6*" "%ProgramFiles%\jre1.6.*" "%ProgramFiles%\jdk1.6.*" "%ProgramFiles%\Java\jre6*" "%ProgramFiles%\Java\jre1.6.*" "%ProgramFiles%\Java\jdk1.6.*") do (

        echo Checking %%j folder

        if exist "%%j\bin\java.exe" (

          echo Found java in %%j folder

          set JAVA6="%%j\bin\java.exe"

        )

      )

    )

  )

)

:rerun

if %JAVA6% == "auto" (

  echo ERROR: 32-bit Java 6 not found!

  echo Please download and install from java.com

  pause

  exit

) else (

  echo Starting java from %JAVA6%

  %JAVA6% -classpath skin;lib\jinput.jar;lib\lwjgl.jar;lib\lwjgl_util.jar;lib\World of Minecraft.jar;lib\minecraft.jar -Djava.library.path=native\windows -Dsun.java2d.noddraw=true -Dsun.awt.noerasebackground=true -Dsun.java2d.d3d=false -Dsun.java2d.opengl=false -Dsun.java2d.pmoffscreen=false -Xmx800M Main

  if errorlevel 11 (

    if not exist lib\minecraft.jar (

      echo ========================================

      echo Warning: lib\minecraft.jar not found.

      echo Did you read instructions / download it?

      echo ========================================

    )

    echo ERROR: Failed to run minecraft

    echo JAVA6=%JAVA6%

    pause

    exit

  )

  if errorlevel 10 (

    goto rerun

  )

  if errorlevel 1 (

    if not exist lib\minecraft.jar (

      echo ========================================

      echo Warning: lib\minecraft.jar not found.

      echo Did you read instructions / download it?

      echo ========================================

    )

    echo ERROR: Failed to run minecraft

    echo JAVA6=%JAVA6%

    pause

    exit

  )

)

can anyone help me?