@ECHO OFF
:start
title CraftBukkit

Color 2
IF EXIST RAM.txt Set /P RAM=<RAM.txt
IF EXIST RAM.txt goto Ready

IF NOT EXIST RAM.txt Echo Text file does not exist. Trying to create one...
SET /P RAM=Ram (in GB, only 1-10)?
IF /i "%RAM%"=="1" echo "1"> RAM.txt
If /i "%RAM%"=="2" echo "2"> RAM.txt
If /i "%RAM%"=="3" echo "3"> RAM.txt
If /i "%RAM%"=="4" echo "4"> RAM.txt
If /i "%RAM%"=="5" echo "5"> RAM.txt
If /i "%RAM%"=="6" echo "6"> RAM.txt
If /i "%RAM%"=="7" echo "7"> RAM.txt
If /i "%RAM%"=="8" echo "8"> RAM.txt
If /i "%RAM%"=="9" echo "9"> RAM.txt
If /i "%RAM%"=="10" echo "10"> RAM.txt
echo File created successfully
goto NF

:Ready
If /i "%RAM%"==""1"" goto 1_gb
If /i "%RAM%"==""2"" goto 2_gb
If /i "%RAM%"==""3"" goto 3_gb
If /i "%RAM%"==""4"" goto 4_gb
If /i "%RAM%"==""5"" goto 5_gb
If /i "%RAM%"==""6"" goto 6_gb
If /i "%RAM%"==""7"" goto 7_gb
If /i "%RAM%"==""8"" goto 8_gb
If /i "%RAM%"==""9"" goto 9_gb
If /i "%RAM%"==""10"" goto 10_gb
goto error

:NF
If /i "%RAM%"=="1" goto 1_gb
If /i "%RAM%"=="2" goto 2_gb
If /i "%RAM%"=="3" goto 3_gb
If /i "%RAM%"=="4" goto 4_gb
If /i "%RAM%"=="5" goto 5_gb
If /i "%RAM%"=="6" goto 6_gb
If /i "%RAM%"=="7" goto 7_gb
If /i "%RAM%"=="8" goto 8_gb
If /i "%RAM%"=="9" goto 9_gb
If /i "%RAM%"=="10" goto 10_gb
goto error

:1_gb
Echo Starting with 1 GB ram...
java -Xincgc -Xmx1000M -jar craftbukkit.jar "
goto end

:2_gb
Echo Starting with 2 GB ram...
java -Xincgc -Xmx2000M -jar craftbukkit.jar "
goto end

:3_gb
Echo Starting with 3 GB ram...
java -Xincgc -Xmx3000M -jar craftbukkit.jar "
goto end

:4_gb
Echo Starting with 4 GB ram...
java -Xincgc -Xmx4000M -jar craftbukkit.jar "
goto end

:5_gb
Echo Starting with 5 GB ram...
java -Xincgc -Xmx5000M -jar craftbukkit.jar "
goto end

:6_gb
Echo Starting with 6 GB ram...
java -Xincgc -Xmx6000M -jar craftbukkit.jar "
goto end

:7_gb
Echo Starting with 7 GB ram...
java -Xincgc -Xmx7000M -jar craftbukkit.jar "
goto end

:8_gb
Echo Starting with 8 GB ram...
java -Xincgc -Xmx8000M -jar craftbukkit.jar "
goto end

:9_gb
Echo Starting with 9 GB ram...
java -Xincgc -Xmx9000M -jar craftbukkit.jar "
goto end

:10_gb
Echo Starting with 10 GB ram...
java -Xincgc -Xmx10000M -jar craftbukkit.jar "
goto end

:end

echo You can now exit this window.
echo 10
ping 1.1.1.1 -n 1 -w 1000 >NUL
echo 9
ping 1.1.1.1 -n 1 -w 1000 >NUL
echo 8
ping 1.1.1.1 -n 1 -w 1000 >NUL
echo 7
ping 1.1.1.1 -n 1 -w 1000 >NUL
echo 6
ping 1.1.1.1 -n 1 -w 1000 >NUL
echo 5
ping 1.1.1.1 -n 1 -w 1000 >NUL
echo 4
ping 1.1.1.1 -n 1 -w 1000 >NUL
echo 3
ping 1.1.1.1 -n 1 -w 1000 >NUL
echo 2
ping 1.1.1.1 -n 1 -w 1000 >NUL
echo 1
ping 1.1.1.1 -n 1 -w 1000 >NUL
echo 0 Starting...
PING 1.1.1.1 -n 1 -w 1000 >NUL
goto start

:error
echo Error! the RAM.txt must only include a number from 1 to 10. NOT SPACE like "4 "
echo if the file is ok it should read "[number]"
pause