diff --git a/Gruntfile.js b/Gruntfile.js
index 0a5d314d..c91d5950 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -180,26 +180,26 @@ module.exports = function (grunt) {
             'src/utils/Debug.js',
             'src/utils/Color.js',
 
-            '/src/physics/Physics.js',
+            'src/physics/Physics.js',
 
-            '/src/physics/arcade/World.js',
-            '/src/physics/arcade/Body.js',
-            '/src/physics/arcade/QuadTree.js',
+            'src/physics/arcade/World.js',
+            'src/physics/arcade/Body.js',
+            'src/physics/arcade/QuadTree.js',
 
-            '/src/physics/ninja/World.js',
-            '/src/physics/ninja/Body.js',
-            '/src/physics/ninja/AABB.js',
-            '/src/physics/ninja/Tile.js',
-            '/src/physics/ninja/Circle.js',
+            'src/physics/ninja/World.js',
+            'src/physics/ninja/Body.js',
+            'src/physics/ninja/AABB.js',
+            'src/physics/ninja/Tile.js',
+            'src/physics/ninja/Circle.js',
 
-            '/src/physics/p2/World.js',
-            '/src/physics/p2/PointProxy.js',
-            '/src/physics/p2/InversePointProxy.js',
-            '/src/physics/p2/Body.js',
-            '/src/physics/p2/Spring.js',
-            '/src/physics/p2/Material.js',
-            '/src/physics/p2/ContactMaterial.js',
-            '/src/physics/p2/CollisionGroup.js',
+            'src/physics/p2/World.js',
+            'src/physics/p2/PointProxy.js',
+            'src/physics/p2/InversePointProxy.js',
+            'src/physics/p2/Body.js',
+            'src/physics/p2/Spring.js',
+            'src/physics/p2/Material.js',
+            'src/physics/p2/ContactMaterial.js',
+            'src/physics/p2/CollisionGroup.js',
 
             'src/particles/Particles.js',
             'src/particles/arcade/ArcadeParticles.js',
diff --git a/examples/_site/examples.json b/examples/_site/examples.json
index 26871f0d..010f5dc8 100644
--- a/examples/_site/examples.json
+++ b/examples/_site/examples.json
@@ -1,5 +1,9 @@
 {
   "animation": [
+    {
+      "file": "animation+events.js",
+      "title": "animation events"
+    },
     {
       "file": "change+texture+on+click.js",
       "title": "change texture on click"
@@ -788,10 +792,22 @@
       "file": "kern+of+duty.js",
       "title": "kern of duty"
     },
+    {
+      "file": "littera.js",
+      "title": "littera"
+    },
     {
       "file": "remove+text.js",
       "title": "remove text"
     },
+    {
+      "file": "retro+font+1.js",
+      "title": "retro font 1"
+    },
+    {
+      "file": "retro+font+2.js",
+      "title": "retro font 2"
+    },
     {
       "file": "text+stroke.js",
       "title": "text stroke"
@@ -912,6 +928,10 @@
       "file": "fading+in+a+sprite.js",
       "title": "fading in a sprite"
     },
+    {
+      "file": "generate+data.js",
+      "title": "generate data"
+    },
     {
       "file": "pause+tween.js",
       "title": "pause tween"
diff --git a/labs/code/012 ninja physics.js b/labs/code/012 ninja physics.js
new file mode 100644
index 00000000..ed3ab597
--- /dev/null
+++ b/labs/code/012 ninja physics.js	
@@ -0,0 +1,92 @@
+
+var game = new Phaser.Game(800, 600, Phaser.AUTO, 'phaser-example', { preload: preload, create: create, update: update, render: render });
+
+function preload() {
+
+    game.load.spritesheet('ninja-tiles', 'assets/physics/ninja-tiles32.png', 32, 32, 34);
+    game.load.json('level', 'assets/physics/ninja-test-level.json');
+    game.load.image('ball', 'assets/sprites/shinyball.png');
+    game.load.image('sky', 'assets/skies/sky2.png');
+
+}
+
+var sprite1;
+var tiles;
+var cursors;
+
+function create() {
+
+	var sky = game.add.image(0, 0, 'sky');
+	sky.fixedToCamera = true;
+
+	//	Activate the Ninja physics system
+	game.physics.startSystem(Phaser.Physics.NINJA);
+
+    sprite1 = game.add.sprite(100, 0, 'ball');
+
+    //  Enable the physics body for the Ninja physics system
+    game.physics.ninja.enableCircle(sprite1, sprite1.width / 2);
+
+    //	A little more bounce
+    sprite1.body.bounce = 0.5;
+
+    //  We'll just create the tiles from the JSON data
+    var layer = game.cache.getJSON('level').layers[0];
+    var i = 0;
+    var data = layer.data;
+    var width = layer.width;
+    var height = layer.height;
+
+    //	Resize the world to match
+    game.world.setBounds(0, 0, width * 32, height * 32);
+
+    tiles = game.add.group();
+
+    var tile;
+
+    for (var y = 0; y < height; y++)
+    {
+	    for (var x = 0; x < width; x++)
+	    {
+	    	if (data[i] > 0)
+	    	{
+		    	tile = tiles.create(x * 32, y * 32, 'ninja-tiles', data[i] - 1);
+		    	game.physics.ninja.enableTile(tile, tile.frame);
+	    	}
+
+	    	i++;
+	    }
+    }
+
+    cursors = game.input.keyboard.createCursorKeys();
+
+    game.camera.follow(sprite1);
+
+}
+
+function update() {
+
+	game.physics.ninja.collide(sprite1, tiles);
+
+    if (cursors.left.isDown)
+    {
+        sprite1.body.moveLeft(20);
+    }
+    else if (cursors.right.isDown)
+    {
+        sprite1.body.moveRight(20);
+    }
+
+    if (cursors.up.isDown)
+    {
+        sprite1.body.moveUp(20);
+    }
+    else if (cursors.down.isDown)
+    {
+        sprite1.body.moveUp(20);
+    }
+
+}
+
+function render() {
+}