@echo off
cd /d C:\Minecraft

set APPLETVIEWER="C:\Program Files\Java\jdk1.6.0_45\bin\appletviewer.exe"

%APPLETVIEWER% ^
 -J-Djava.library.path=C:\Minecraft\natives ^
 -J-Djava.security.manager ^
 -J-Djava.security.policy==C:\Minecraft\java.policy ^
 C:\Minecraft\minecraft.html

pause