diff --git a/coffee/bot.coffee b/coffee/bot.coffee
index ddbf0d9..dd9b91f 100644
--- a/coffee/bot.coffee
+++ b/coffee/bot.coffee
@@ -30,39 +30,44 @@ class Bot extends Pushable
         geom = new THREE.SphereGeometry 0.5, 32, 32, 16, Math.PI
         geom = new THREE.SphereGeometry 0.5, 32, 32, 0, 2*Math.PI, 0, 2.2
         
-        noseMat = new THREE.Matrix4()
-        trans   = new THREE.Vector3 0,-0.543,0
-        rot     = new THREE.Quaternion().setFromEuler new THREE.Euler Vector.DEG2RAD(180), 0, 0
+        nmatr = new THREE.Matrix4()
+        trans = new THREE.Vector3 0,-0.543,0
+        rot   = new THREE.Quaternion().setFromEuler new THREE.Euler Vector.DEG2RAD(180), 0, 0
         
-        noseMat.compose trans, rot, new THREE.Vector3 1,1,1
-        geom.merge nose, noseMat
+        nmatr.compose trans, rot, new THREE.Vector3 1,1,1
+        geom.merge nose, nmatr
         geom.rotateX Vector.DEG2RAD -90
         geom.scale 0.7, 0.7, 0.7
                     
-        botMat = new THREE.MeshPhongMaterial
+        @botMat = new THREE.MeshPhongMaterial
             color:          0x2222ff
             side:           THREE.FrontSide
             shading:        THREE.SmoothShading
+            transparent:    true
+            opacity:        1
             shininess:      5
 
-        @mesh = new THREE.Mesh geom, botMat
+        @mesh = new THREE.Mesh geom, @botMat
 
         geom = new THREE.TorusGeometry 0.5-tireRadius, tireRadius, 16, 32
         geom.scale 1,1,2.5
         
-        tireMat  = new THREE.MeshPhongMaterial 
+        @tireMat = new THREE.MeshPhongMaterial 
             color:          0x000066
             specular:       0x222255
             side:           THREE.FrontSide
             shading:        THREE.FlatShading
+            transparent:    true
+            opacity:        1
             shininess:      4
+            alphaTest:      0.1
             
-        @leftTire = new THREE.Mesh geom, tireMat
+        @leftTire = new THREE.Mesh geom, @tireMat
         @leftTire.position.set 0.35,0,0 
         @leftTire.rotation.set 0, Vector.DEG2RAD(90), 0
         @mesh.add @leftTire
 
-        @rightTire = new THREE.Mesh geom, tireMat
+        @rightTire = new THREE.Mesh geom, @tireMat
         @rightTire.position.set -0.35,0,0 
         @rightTire.rotation.set 0, Vector.DEG2RAD(-90), 0
         @mesh.add @rightTire
@@ -108,6 +113,10 @@ class Bot extends Pushable
     
         @startTimedAction @getActionWithId(Action.NOOP), 500
     
+    setOpacity: (opacity) -> 
+        @botMat.opacity = opacity
+        @tireMat.opacity = opacity
+    
     # 0000000    000  00000000   00000000   0000000  000000000  000   0000000   000   000
     # 000   000  000  000   000  000       000          000     000  000   000  0000  000
     # 000   000  000  0000000    0000000   000          000     000  000   000  000 0 000
diff --git a/coffee/stone.coffee b/coffee/stone.coffee
index 155a7b4..94e27b7 100644
--- a/coffee/stone.coffee
+++ b/coffee/stone.coffee
@@ -11,15 +11,16 @@ class Stone extends Pushable
     constructor: (@slippery=false) ->
         
         @geom = new THREE.BoxGeometry 0.98,0.98,0.98
-        # @geom.translate 0.01, 0.01, 0.01
         
         @mat  = new THREE.MeshPhongMaterial 
             color:          0xff8800
             side:           THREE.DoubleSide
-            shading:        THREE.FlatShading
+            shading:        THREE.SmoothShading
             transparent:    true
             opacity:        0.8
-            shininess:      15
+            shininess:      20
+            # alphaTest:      0.05
+            depthWrite:     false
         
         @mesh = new THREE.Mesh @geom, @mat
         super
diff --git a/coffee/world.coffee b/coffee/world.coffee
index 38948f2..126f08f 100644
--- a/coffee/world.coffee
+++ b/coffee/world.coffee
@@ -63,8 +63,9 @@ class World extends Actor
         
         @renderer = new THREE.WebGLRenderer 
             antialias:              true
-            logarithmicDepthBuffer: true
+            logarithmicDepthBuffer: false
             autoClear:              true
+            sortObjects:            true
                     
         @renderer.setClearColor 0x000000        
         @renderer.setSize @view.offsetWidth, @view.offsetHeight
@@ -680,6 +681,7 @@ class World extends Actor
             when World.CAMERA_INSIDE then @projection = @player.getInsideProjection()
             when World.CAMERA_BEHIND then @projection = @player.getBehindProjection()
             when World.CAMERA_FOLLOW then @projection = @player.getFollowProjection()
+        @player.setOpacity clamp 0, 1, @projection.getPosition().minus(@player.current_position).length()-0.4
         @projection.apply @camera
         @sun.position.copy @camera.position
         @renderer.render @scene, @camera