private void GameStart_Click(object sender, EventArgs e)
{
string appData = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
ProcessStartInfo mcStartInfo = new ProcessStartInfo("java.exe", "-Xincgc -Xms1G -Xmx1G" +
" -Djava.library.path=\"" +
appData + "\\.minecraft\\versions\\1.6.2\\natives\"" + " -cp \"" +
appData + "\\.minecraft\\libraries\\net\\sf\\jopt-simple\\jopt-simple\\4.5\\jopt-simple-4.5.jar;" +
appData + "\\.minecraft\\libraries\\com\\paulscode\\codecjorbis\\20101023\\codecjorbis-20101023.jar;" +
appData + "\\.minecraft\\libraries\\com\\paulscode\\codecwav\\20101023\\codecwav-20101023.jar;" +
appData + "\\.minecraft\\libraries\\com\\paulscode\\libraryjavasound\\20101123\\libraryjavasound-20101123.jar;" +
appData + "\\.minecraft\\libraries\\com\\paulscode\\librarylwjglopenal\\20100824\\librarylwjglopenal-20100824.jar;" +
appData + "\\.minecraft\\libraries\\com\\paulscode\\soundsystem\\20120107\\soundsystem-20120107.jar;" +
appData + "\\.minecraft\\libraries\\argo\\argo\\2.25_fixed\\argo-2.25_fixed.jar;" +
appData + "\\.minecraft\\libraries\\org\\bouncycastle\\bcprov-jdk15on\\1.47\\bcprov-jdk15on-1.47.jar;" +
appData + "\\.minecraft\\libraries\\com\\google\\guava\\guava\\14.0\\guava-14.0.jar;" +
appData + "\\.minecraft\\libraries\\org\\apache\\commons\\commons-lang3\\3.1\\commons-lang3-3.1.jar;" +
appData + "\\.minecraft\\libraries\\commons-io\\commons-io\\2.4\\commons-io-2.4.jar;" +
appData + "\\.minecraft\\libraries\\net\\java\\jinput\\jinput\\2.0.5\\jinput-2.0.5.jar;" +
appData + "\\.minecraft\\libraries\\net\\java\\jutils\\jutils\\1.0.0\\jutils-1.0.0.jar;" +
appData + "\\.minecraft\\libraries\\com\\google\\code\\gson\\gson\\2.2.2\\gson-2.2.2.jar;" +
appData + "\\.minecraft\\libraries\\org\\lwjgl\\lwjgl\\lwjgl\\2.9.0\\lwjgl-2.9.0.jar;" +
appData + "\\.minecraft\\libraries\\org\\lwjgl\\lwjgl\\lwjgl_util\\2.9.0\\lwjgl_util-2.9.0.jar;" +
appData + "\\.minecraft\\versions\\1.6.2\\1.6.2.jar\" " +
"net.minecraft.client.main.Main " +
"--username " + username + "--version 1.6.2 --gameDir " +
appData + "\\.minecraft" + " --assetsDir " +
appData + "\\.minecraft\\assets");
Process.Start(mcStartInfo);