diff --git a/graphics/mr-croc-walk-left.png b/graphics/mr-croc-walk-left.png
new file mode 100644
index 0000000..db0f6bc
Binary files /dev/null and b/graphics/mr-croc-walk-left.png differ
diff --git a/graphics/mr-croc-walk-right.png b/graphics/mr-croc-walk-right.png
new file mode 100644
index 0000000..8d9c7f4
Binary files /dev/null and b/graphics/mr-croc-walk-right.png differ
diff --git a/graphics/tileset-landscape01.jpg b/graphics/tileset-landscape01.jpg
new file mode 100644
index 0000000..497f6a8
Binary files /dev/null and b/graphics/tileset-landscape01.jpg differ
diff --git a/js/module.js b/js/module.js
index 5ed278c..d408b92 100644
--- a/js/module.js
+++ b/js/module.js
@@ -78,7 +78,7 @@ function MainLoop(timestamp)
 
     /* Movement left and right */
     if (KeyLeft.isPressed()) {
-        let lastWallLeft = Math.max(
+        let lastWallLeft = Math.min(
             architecture.getWallLeft(mrCroc.getPositionHeadLeft()),
             architecture.getWallLeft(mrCroc.getPositionFootLeft())
         );
@@ -89,7 +89,7 @@ function MainLoop(timestamp)
             mrCroc.position.x = lastWallLeft + mrCroc.getWidth() * 0.5 + 1;
         }
     } else if (KeyRight.isPressed()) {
-        let lastWallRight = Math.min(
+        let lastWallRight = Math.max(
             architecture.getWallRight(mrCroc.getPositionHeadRight()),
             architecture.getWallRight(mrCroc.getPositionFootRight())
         );
@@ -106,9 +106,10 @@ function MainLoop(timestamp)
         context.clearRect(0, 0, window.innerWidth, window.innerHeight);
         architecture.draw(context);
         mrCroc.draw(context);
+
         /*
-        context.fillRect(0, lastCeilingHeight, window.innerWidth, 1);
-        context.fillRect(0, lastGroundHeight, window.innerWidth, 1);
+        context.fillRect(0, ceilingHeight, window.innerWidth, 1);
+        context.fillRect(0, groundHeight, window.innerWidth, 1);
         context.fillStyle = 'black';
         context.fillRect(lastWallRight, 0, 1, window.innerHeight);
         context.fillStyle = 'red';
@@ -118,6 +119,7 @@ function MainLoop(timestamp)
         mrCroc.getPositionHeadLeft().draw(context);
         mrCroc.getPositionFootLeft().draw(context);
         */
+
         lastRendered = timestamp;
     }
 
@@ -131,7 +133,7 @@ const FRAME_DURATION = 1000 / FPS;
 const GAME_SPEED = 1;
 const GRAVITY = 2;
 
-let levelJson = new FileLoader('levels/test.json');
+let levelJson = new FileLoader('levels/level.json');
 const LEVEL = levelJson.getContent();
 
 let lastRendered = undefined;
@@ -145,10 +147,6 @@ let KeyJump = new Key('Space');
 
 let loader = new ImageLoader();
 
-let image = new Image();
-image.src = 'graphics/mr-croc-stand.png';
-loader.addImage(image);
-
 let imgAnimation = new Image();
 imgAnimation.src = 'graphics/mr-croc-walk-right.png';
 loader.addImage(imgAnimation);
@@ -157,10 +155,6 @@ let imgAnimationB = new Image();
 imgAnimationB.src = 'graphics/mr-croc-walk-left.png';
 loader.addImage(imgAnimationB);
 
-let imgBackground = new Image();
-imgBackground.src = 'graphics/ground.jpg';
-loader.addImage(imgBackground);
-
 let imgArch = new Image();
 imgArch.src = 'graphics/tileset-landscape01.jpg';
 loader.addImage(imgArch);
@@ -185,8 +179,8 @@ window.addEventListener(
         architecture = RetroArchitecture.createFromJson(LEVEL);
 
         mrCroc = new MrCroc();
-        mrCroc.position.x = 300;
-        mrCroc.position.y = 100;
+        mrCroc.position.x = 250;
+        mrCroc.position.y = 0;
 
         window.requestAnimationFrame(MainLoop);
     }
diff --git a/js/retro/RetroArchitecture.js b/js/retro/RetroArchitecture.js
index 9a0de0a..6ae730e 100644
--- a/js/retro/RetroArchitecture.js
+++ b/js/retro/RetroArchitecture.js
@@ -112,7 +112,7 @@ export default class RetroArchitecture
 
     getWallRight(position)
     {
-        let tilePosition = this.getTileForPosition(new GeometryPoint(position.x, position.y), 1, -1);
+        let tilePosition = this.getTileForPosition(new GeometryPoint(position.x, position.y), 1, 0);
 
         while (tilePosition !== null && tilePosition.x < this.columns) {
             if (this.matrix[tilePosition.y][tilePosition.x] !== null) {
@@ -127,7 +127,7 @@ export default class RetroArchitecture
 
     getWallLeft(position)
     {
-        let tilePosition = this.getTileForPosition(new GeometryPoint(position.x, position.y), -1,-1);
+        let tilePosition = this.getTileForPosition(new GeometryPoint(position.x, position.y), -1,0);
 
         while (tilePosition !== null && tilePosition.x > 0) {
             if (this.matrix[tilePosition.y][tilePosition.x] !== null) {
diff --git a/levels/level.json b/levels/level.json
new file mode 100644
index 0000000..7246516
--- /dev/null
+++ b/levels/level.json
@@ -0,0 +1,19 @@
+{
+  "tileset": "graphics/tileset-landscape01.jpg",
+  "tiles": 8,
+  "scale": 3,
+  "rows": 10,
+  "columns": 17,
+  "matrix": [
+    [6    ,6    ,null ,null ,null ,null ,null ,null ,null ,null ,null ,null ,null ,null ,null ,4    ,4   ],
+    [6    ,6    ,null ,null ,null ,null ,null ,null ,null ,null ,null ,null ,null ,null ,null ,4    ,4   ],
+    [6    ,6    ,null ,null ,null ,null ,null ,null ,0    ,0    ,0    ,0    ,null ,null ,null ,4    ,4   ],
+    [6    ,6    ,2    ,null ,null ,null ,null ,0    ,4    ,4    ,4    ,4    ,0    ,null ,null ,4    ,4   ],
+    [6    ,6    ,6    ,2    ,2    ,null ,null ,null ,null ,null ,null ,null ,null ,null ,null ,4    ,4   ],
+    [5    ,5    ,5    ,5    ,5    ,1    ,null ,null ,null ,null ,null ,null ,null ,null ,0    ,4    ,4   ],
+    [4    ,4    ,null ,null ,null ,null ,null ,null ,null ,null ,null ,null ,null ,0    ,4    ,4    ,4   ],
+    [4    ,4    ,null ,null ,null ,null ,0    ,0    ,0    ,null ,null ,null ,0    ,4    ,4    ,4    ,4   ],
+    [4    ,4    ,0    ,0    ,0    ,null ,4    ,4    ,4    ,null ,null ,0    ,4    ,4    ,4    ,4    ,4   ],
+    [4    ,4    ,4    ,4    ,4    ,0    ,4    ,4    ,4    ,0    ,0    ,4    ,4    ,4    ,4    ,4    ,4   ]
+  ]
+}
\ No newline at end of file