fucking fail

src/com/mojang/minecraft/Minecraft.java

@@ -9,6 +9,7 @@ import com.mojang.minecraft.renderer.Frustum;
 import com.mojang.minecraft.phys.AABB;
 import com.mojang.minecraft.level.tile.Tile;
 import com.mojang.minecraft.gui.PauseScreen;
+import com.mojang.minecraft.gui.MenuScreen;
 import com.mojang.minecraft.level.Chunk;
 import java.awt.Component;
 import javax.swing.JOptionPane;
@@ -160,6 +161,41 @@ public class Minecraft implements Runnable, LevelLoaderListener
         final IntBuffer imgData = BufferUtils.createIntBuffer(256);
         imgData.clear().limit(256);
         GL11.glViewport(0, 0, this.width, this.height);
+        this.setScreen(new MenuScreen());
+        /*        this.level = new Level();
+        boolean success = false;
+        try {
+            success = this.levelIo.load(this.level, new FileInputStream(new File("level.dat")));
+            if (!success) {
+                success = this.levelIo.loadLegacy(this.level, new FileInputStream(new File("level.dat")));
+            }
+        }
+        catch (Exception e3) {
+            success = false;
+        }
+        if (!success) {
+            this.levelGen.generateLevel(this.level, this.user.name, 256, 256, 64);
+        }
+        this.levelRenderer = new LevelRenderer(this.level, this.textures);
+        this.player = new Player(this.level);
+        this.particleEngine = new ParticleEngine(this.level, this.textures);
+        for (int i = 0; i < 10; ++i) {
+            final Zombie zombie = new Zombie(this.level, this.textures, 128.0f, 0.0f, 128.0f);
+            zombie.resetPos();
+            this.entities.add(zombie);
+        }
+        if (this.appletMode) {
+            try {
+                this.emptyCursor = new Cursor(16, 16, 0, 0, 1, imgData, (IntBuffer)null);
+            }
+            catch (LWJGLException e2) {
+                e2.printStackTrace();
+            }
+        }
+        this.checkGlError("Post startup");*/
+    }
+    
+    public void startGame() {
         this.level = new Level();
         boolean success = false;
         try {

src/com/mojang/minecraft/gui/MenuScreen.java

@@ -0,0 +1,75 @@
+// 
+// Decompiled by Procyon v0.5.36
+// 
+
+package com.mojang.minecraft.gui;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class MenuScreen extends Screen
+{
+    private List<Button> buttons;
+    
+    public MenuScreen() {
+        this.buttons = new ArrayList<Button>();
+    }
+    
+    @Override
+    public void init() {
+        this.buttons.add(new Button(0, this.width / 2 - 100, this.height / 4 + 0, 200, 20, "Generate new level"));
+        this.buttons.add(new Button(1, this.width / 2 - 100, this.height / 4 + 32, 200, 20, "Save level.."));
+        this.buttons.add(new Button(2, this.width / 2 - 100, this.height / 4 + 64, 200, 20, "Load level.."));
+        this.buttons.add(new Button(3, this.width / 2 - 100, this.height / 4 + 96, 200, 20, "Back to game"));
+        this.buttons.add(new Button(4, this.width / 2 - 100, this.height / 4 + 128, 200, 20, "Exit"));
+    }
+    
+    @Override
+    protected void keyPressed(final char eventCharacter, final int eventKey) {
+    }
+    
+    @Override
+    protected void mouseClicked(final int x, final int y, final int buttonNum) {
+        if (buttonNum == 0) {
+            for (int i = 0; i < this.buttons.size(); ++i) {
+                final Button button = this.buttons.get(i);
+                if (x >= button.x && y >= button.y && x < button.x + button.w && y < button.y + button.h) {
+                    this.buttonClicked(button);
+                }
+            }
+        }
+    }
+    
+    private void buttonClicked(final Button button) {
+        if (button.id == 0) {
+            this.minecraft.generateNewLevel();
+            this.minecraft.setScreen(null);
+            this.minecraft.grabMouse();
+        }
+        if (button.id == 3) {
+            this.minecraft.setScreen(null);
+            this.minecraft.grabMouse();
+        }
+        if (button.id == 4) {
+        	System.exit(0);
+        }
+    }
+    
+    @Override
+    public void render(final int xm, final int ym) {
+        this.fillGradient(0, 0, this.width, this.height, 537199872, -1607454624);
+        for (int i = 0; i < this.buttons.size(); ++i) {
+            final Button button = this.buttons.get(i);
+            this.fill(button.x - 1, button.y - 1, button.x + button.w + 1, button.y + button.h + 1, -16777216);
+            if (xm >= button.x && ym >= button.y && xm < button.x + button.w && ym < button.y + button.h) {
+                this.fill(button.x - 1, button.y - 1, button.x + button.w + 1, button.y + button.h + 1, -6250336);
+                this.fill(button.x, button.y, button.x + button.w, button.y + button.h, -8355680);
+                this.drawCenteredString(button.msg, button.x + button.w / 2, button.y + (button.h - 8) / 2, 16777120);
+            }
+            else {
+                this.fill(button.x, button.y, button.x + button.w, button.y + button.h, -9408400);
+                this.drawCenteredString(button.msg, button.x + button.w / 2, button.y + (button.h - 8) / 2, 14737632);
+            }
+        }
+    }
+}

src/com/mojang/minecraft/gui/PauseScreen.java

@@ -17,11 +17,11 @@ public class PauseScreen extends Screen
     
     @Override
     public void init() {
-        this.buttons.add(new Button(0, this.width / 2 - 100, this.height / 3 + 0, 200, 20, "Generate new level"));
+        this.buttons.add(new Button(0, this.width / 2 - 100, this.height / 4 + 0, 200, 20, "Generate new level"));
-        this.buttons.add(new Button(1, this.width / 2 - 100, this.height / 3 + 32, 200, 20, "Save level.."));
+        this.buttons.add(new Button(1, this.width / 2 - 100, this.height / 4 + 32, 200, 20, "Save level.."));
-        this.buttons.add(new Button(2, this.width / 2 - 100, this.height / 3 + 64, 200, 20, "Load level.."));
+        this.buttons.add(new Button(2, this.width / 2 - 100, this.height / 4 + 64, 200, 20, "Load level.."));
-        this.buttons.add(new Button(3, this.width / 2 - 100, this.height / 3 + 96, 200, 20, "Back to game"));
+        this.buttons.add(new Button(3, this.width / 2 - 100, this.height / 4 + 96, 200, 20, "Back to game"));
-        this.buttons.add(new Button(4, this.width / 2 - 100, this.height / 3 + 128, 200, 20, "Exit"));
+        this.buttons.add(new Button(4, this.width / 2 - 100, this.height / 4 + 128, 200, 20, "Exit"));
     }
     
     @Override