diff --git a/coffee/action.coffee b/coffee/action.coffee
index e8835e6..dd29437 100644
--- a/coffee/action.coffee
+++ b/coffee/action.coffee
@@ -10,24 +10,25 @@ _   = require 'lodash'
 class Action
     
     @NOOP         = 0
-    @PUSH         = 1
-    @EXPLODE      = 1
-    @TOGGLE       = 1
-    @ROTATE       = 2
-    @FLY          = 2
-    @FALL         = 2
-    @FORWARD      = 3
-    @CLIMB_UP     = 4
-    @CLIMB_DOWN   = 5
-    @TURN_LEFT    = 6
-    @TURN_RIGHT   = 7
-    @JUMP         = 8
-    @JUMP_FORWARD = 9
-    @FALL_FORWARD = 10
-    @SHOOT        = 11
-    @LOOK_UP      = 12
-    @LOOK_DOWN    = 13
-    @LOOK_RESET   = 14
+    @ROTATE       = 1 # switch, gate, bomb
+    @FLY          = 2 # bullet
+    @TOGGLE       = 3 # switch, gate
+    @FALL         = 4 # pushable
+    @PUSH         = 5 # pushable
+    @EXPLODE      = 6 # bomb
+    @IMPLODE      = 7 # bomb
+    @FORWARD      = 8 # bot
+    @CLIMB_UP     = 9 # bot
+    @CLIMB_DOWN   = 10 # ...
+    @TURN_LEFT    = 11
+    @TURN_RIGHT   = 12
+    @JUMP         = 13
+    @JUMP_FORWARD = 14
+    @FALL_FORWARD = 15
+    @SHOOT        = 16
+    @LOOK_UP      = 17
+    @LOOK_DOWN    = 18
+    @LOOK_RESET   = 19
     
     @ONCE       = 0
     @CONTINUOUS = 1
@@ -44,7 +45,7 @@ class Action
             i ?= -1
             m ?= Action.ONCE
             d ?= 0
-        # log "newAction #{i} #{n} #{d} #{m}"
+        log "newAction #{i} #{n} #{d} #{m}"
         @object     = o
         @name       = n
         @id         = i
@@ -55,7 +56,7 @@ class Action
         @reset()
 
     del: ->
-        log "Action.del #{@name} #{@event?} #{@object?}"
+        # log "Action.del #{@name} #{@event?} #{@object?}"
         if @event?  then @event.removeAction @
         if @object? then @object.removeAction @
         @deleted = true
diff --git a/coffee/actor.coffee b/coffee/actor.coffee
index 97aee95..bc9d852 100644
--- a/coffee/actor.coffee
+++ b/coffee/actor.coffee
@@ -60,10 +60,10 @@ class Actor extends Emitter
             
     removeAction: (action) -> @actions[action.id] = null
  
-    getActionWithId: (actionId) ->
-        if @actions[actionId]?.id? and @actions[actionId].id != actionId
-            throw new Error
-        @actions[actionId]
+    getActionWithId: (actionId) -> _.find @actions, (a) -> a?.id == actionId
+        # if @actions[actionId]?.id? and @actions[actionId].id != actionId
+            # throw new Error
+        # @actions[actionId]
         # if actionId < @actions.length and @actions[actionId].id == actionId
             # return @actions[actionId]
 #     
diff --git a/coffee/bomb.coffee b/coffee/bomb.coffee
new file mode 100644
index 0000000..56b0a30
--- /dev/null
+++ b/coffee/bomb.coffee
@@ -0,0 +1,98 @@
+# 0000000     0000000   00     00  0000000  
+# 000   000  000   000  000   000  000   000
+# 0000000    000   000  000000000  0000000  
+# 000   000  000   000  000 0 000  000   000
+# 0000000     0000000   000   000  0000000  
+
+Pushable = require './pushable'
+Action   = require './action'
+Vector   = require './lib/vector'
+
+class Bomb extends Pushable
+    
+    isSpaceEgoistic: -> true
+    constructor: () ->
+        
+        @angle    = 0.0
+        @size     = 0.55
+        @splitted = false
+
+        # glScalef(size*0.3, size*0.3, size*0.3);
+        # glRotatef(angle, 1.0, 0.0, 0.0);
+        # glRotatef(90, 0.0, 1.0, 0.0);
+        # glRotatef(angle, 1.0, 0.0, 0.0);
+        # glutSolidDodecahedron ();
+        # glRotatef(90, 1.0, 0.0, 0.0);
+        # glutSolidDodecahedron ();
+
+        @geom = new THREE.DodecahedronGeometry @size
+        
+        @mat  = new THREE.MeshPhongMaterial 
+            color:          0xff0000
+            side:           THREE.FrontSide
+            shading:        THREE.FlatShading
+            transparent:    true
+            opacity:        0.7
+            shininess:      20
+        
+        @mesh = new THREE.Mesh @geom, @mat
+        super
+    
+        @addEventWithName 'explode'
+        
+        @addAction new Action @, Action.ROTATE,  "rotation", 2000, Action.CONTINUOUS
+        @addAction new Action @, Action.IMPLODE, "implode", 100
+        @addAction new Action @, Action.EXPLODE, "explode", 100
+        
+        @startTimedAction @getActionWithId Action.ROTATE
+        
+    splitterInDirection: (dir) ->
+        
+        splitter = false
+        pos = @getPos().plus dir
+        
+        if world.isUnoccupiedPos pos
+            splitter = true
+        else
+            occupant = world.getRealOccupantAtPos pos
+            if occupant
+                if occupant instanceof Bomb
+                    occupant.bulletImpact()
+                    return
+                if world.mayObjectPushToPos @, pos, @getActionWithId(Action.EXPLODE).duration
+                    splitter = true
+            
+        if splitter
+            Splitter = require './splitter'
+            world.addObjectAtPos new Splitter(dir), pos
+    
+    bulletImpact: ->
+        if not @splitted
+            @splitted = true 
+            directions = [[1,0,0], [0,1,0], [0,0,1], [-1,0,0], [0,-1,0], [0,0,-1]]
+            for i in [0...6]
+                @splitterInDirection new Vector directions[i][0], directions[i][1], directions[i][2]
+            
+            @startTimedAction @getActionWithId Action.IMPLODE
+            world.playSound 'BOMB_EXPLODE', @getPos()
+            @getEventWithName("explode").triggerActions()
+    
+    performAction: (action) ->
+        switch action.id
+            when Action.ROTATE  then @angle += action.getRelativeDelta() * 360
+            when Action.IMPLODE then @size = 1.0 - action.getRelativeTime()
+            when Action.EXPLODE then @size = action.getRelativeTime()
+            else
+                super action
+    
+    actionFinished: (action) ->
+        switch action.id
+            when Action.IMPLODE then @del()
+            when Action.EXPLODE
+                @splitterInDirection @direction
+                world.playSound 'BOMB_SPLITTER', @getPos()
+                @startTimedAction @getActionWithId Action.IMPLODE
+            else 
+                super action
+        
+module.exports = Bomb
diff --git a/coffee/bot.coffee b/coffee/bot.coffee
index 06da0ed..dd9b91f 100644
--- a/coffee/bot.coffee
+++ b/coffee/bot.coffee
@@ -479,7 +479,6 @@ class Bot extends Pushable
                         @move_action = @getActionWithId Action.JUMP
         else if @move 
             if world.isUnoccupiedPos forwardPos  # forward is empty
-                log 'forwardEmpty:', forwardPos
                 if world.isUnoccupiedPos forwardPos.plus @getDown()  
                     # below forward also empty
                     @move_action = @getActionWithId Action.CLIMB_DOWN
diff --git a/coffee/item.coffee b/coffee/item.coffee
index 246a673..6777969 100644
--- a/coffee/item.coffee
+++ b/coffee/item.coffee
@@ -25,7 +25,7 @@ class Item extends Actor
 
     del: ->
         super 
-        log "item del !!!!!!!!!!!!!!!!!!!!!! #{@name}"        
+        # log "item del !!!!!!!!!!!!!!!!!!!!!! #{@name}"        
         world.scene.remove @mesh if @mesh?
         world.removeObject @
         @emit 'deleted'
diff --git a/coffee/levels.coffee b/coffee/levels.coffee
index a3acafc..0832ce9 100644
--- a/coffee/levels.coffee
+++ b/coffee/levels.coffee
@@ -28,8 +28,8 @@ class Levels
             # "bombs", 
             # "sandbox", 
             # "energy", 
-            "maze", 
-            "love", 
+            # "maze", 
+            # "love", 
             # medium
             "towers", "edge", "random", "plate", "nice", "entropy", 
             # owen hay's levels (TODO: sort in)
diff --git a/coffee/levels/edge.coffee b/coffee/levels/edge.coffee
index 21ebf72..85a5425 100644
--- a/coffee/levels/edge.coffee
+++ b/coffee/levels/edge.coffee
@@ -17,7 +17,7 @@ module.exports =
     ]
     create: ->
         s=world.size
-        
+        Stone = require './stone'
         # for (i,j,l) in [ (m,n,o) for m in range(3) for n in range(3) for o in range(3)]
         for i in [0...3]
             for j in [0...3]
@@ -25,8 +25,8 @@ module.exports =
                     if (i==2 or j==2 or l==2) and i>=1 and j>=1 and l >=1
                         c = 0.6 - (0.3)*Math.pow(-1, i+j+l)
                         d = 0.6 + (0.3)*Math.pow(-1, i+j+l)
-                        world.addObjectAtPos(KikiStone(KColor(c ,0, d, 0.8), false), i,j,l)
-                        world.addObjectAtPos(KikiStone(KColor(c ,0, d, 0.8), false), s.x-i-1,s.y-j-1,s.z-l-1)
-                        world.addObjectAtPos(KikiStone(KColor(c ,0, d, 0.8), false), s.x-i-1,j,l)
-                        world.addObjectAtPos(KikiStone(KColor(c ,0, d, 0.8), false), i,s.y-j-1,s.z-l-1)
+                        world.addObjectAtPos new Stone(color:[c ,0, d, 0.8]), i,j,l
+                        world.addObjectAtPos new Stone(color:[c ,0, d, 0.8]), s.x-i-1,s.y-j-1,s.z-l-1
+                        world.addObjectAtPos new Stone(color:[c ,0, d, 0.8]), s.x-i-1,j,l
+                        world.addObjectAtPos new Stone(color:[c ,0, d, 0.8]), i,s.y-j-1,s.z-l-1
     
\ No newline at end of file
diff --git a/coffee/levels/love.coffee b/coffee/levels/love.coffee
index b05159a..4bb89e7 100644
--- a/coffee/levels/love.coffee
+++ b/coffee/levels/love.coffee
@@ -17,7 +17,7 @@ module.exports =
         heart = [[0,0], [ 1,1], [ 2,1], [ 3,0], [ 3,-1], [ 2,-2], [ 1,-3], [0,-4],
                 [-1,1], [-2,1], [-3,0], [-3,-1], [-2,-2], [-1,-3]]
         for h in heart
-            world.addObjectAtPos(KikiBomb(), world.decenter(h[0],h[1]+1,4))
-            world.addObjectAtPos(KikiStone(), world.decenter(h[0],h[1]+1,-4))
+            # world.addObjectAtPos('KikiBomb', world.decenter(h[0],h[1]+1,4))
+            world.addObjectAtPos('KikiStone', world.decenter(h[0],h[1]+1,-4))
             
-        world.addObjectAtPos(KikiMutant(), world.decenter(0,-4,0))
\ No newline at end of file
+        # world.addObjectAtPos('KikiMutant', world.decenter(0,-4,0))
\ No newline at end of file
diff --git a/coffee/levels/maze.coffee b/coffee/levels/maze.coffee
index fd7af63..d42c143 100644
--- a/coffee/levels/maze.coffee
+++ b/coffee/levels/maze.coffee
@@ -71,7 +71,7 @@ module.exports =
         world.addObjectAtPos('KikiWall', 2,2,3)
         world.addObjectAtPos('KikiWall', 1,3,3)
            
-        world.addObjectAtPos(KikiLight(), 3,0,0)
+        world.addObjectAtPos('KikiLight', 3,0,0)
             
-        world.setCameraMode(world.CAMERA_INSIDE)
+        # world.setCameraMode(world.CAMERA_INSIDE)
         
\ No newline at end of file
diff --git a/coffee/levels/stones.coffee b/coffee/levels/stones.coffee
index f331a17..4a23924 100644
--- a/coffee/levels/stones.coffee
+++ b/coffee/levels/stones.coffee
@@ -26,18 +26,18 @@ module.exports =
         
         num = 4
         for i in [1..num]
-            world.addObjectPoly(KikiWall, [[s.x/2-i, s.y/2-i, i-1],
-                                           [s.x/2+i, s.y/2-i, i-1],
-                                           [s.x/2+i, s.y/2+i, i-1],
-                                           [s.x/2-i, s.y/2+i, i-1]])
+            world.addObjectPoly 'Wall', [[s.x/2-i, s.y/2-i, i-1],
+                                         [s.x/2+i, s.y/2-i, i-1],
+                                         [s.x/2+i, s.y/2+i, i-1],
+                                         [s.x/2-i, s.y/2+i, i-1]]
         
-        world.addObjectAtPos(KikiStone(), s.x/2-2, s.y/2, 3)
-        world.addObjectAtPos(KikiStone(), s.x/2+2, s.y/2, 3)
-        world.addObjectAtPos(KikiStone(), s.x/2, s.y/2+2, 3)
-        world.addObjectAtPos(KikiStone(), s.x/2, s.y/2-2, 3)
-        
-        world.addObjectAtPos(KikiStone(), s.x/2-1, s.y/2, 2)
-        world.addObjectAtPos(KikiStone(), s.x/2+1, s.y/2, 2)
-        world.addObjectAtPos(KikiStone(), s.x/2, s.y/2+1, 2)
-        world.addObjectAtPos(KikiStone(), s.x/2, s.y/2-1, 2)
+        world.addObjectAtPos 'Stone', s.x/2-2, s.y/2, 3
+        world.addObjectAtPos 'Stone', s.x/2+2, s.y/2, 3
+        world.addObjectAtPos 'Stone', s.x/2, s.y/2+2, 3
+        world.addObjectAtPos 'Stone', s.x/2, s.y/2-2, 3
+                                  
+        world.addObjectAtPos 'Stone', s.x/2-1, s.y/2, 2
+        world.addObjectAtPos 'Stone', s.x/2+1, s.y/2, 2
+        world.addObjectAtPos 'Stone', s.x/2, s.y/2+1, 2
+        world.addObjectAtPos 'Stone', s.x/2, s.y/2-1, 2
         
\ No newline at end of file
diff --git a/coffee/levels/towers.coffee b/coffee/levels/towers.coffee
index 8aca519..51283b9 100644
--- a/coffee/levels/towers.coffee
+++ b/coffee/levels/towers.coffee
@@ -16,10 +16,10 @@ module.exports =
     ], 
     create: ->
         s = world.size
-        world.addObjectAtPos(KikiStone(), s.x/2-1, s.y/2+1, 0)
-        world.addObjectAtPos(KikiStone(), s.x/2-1, s.y/2+1, 1)
-        world.addObjectAtPos(KikiStone(), s.x/2-1, s.y/2+1, 2)
-        world.addObjectAtPos(KikiStone(), s.x/2+1, s.y/2+1, 0)
-        world.addObjectAtPos(KikiStone(), s.x/2+1, s.y/2+1, 1)
-        world.addObjectAtPos(KikiStone(), s.x/2+1, s.y/2+1, 2)
-        world.addObjectAtPos(KikiStone(), s.x/2+1, s.y/2+1, 3)
+        world.addObjectAtPos 'Stone', s.x/2-1, s.y/2+1, 0
+        world.addObjectAtPos 'Stone', s.x/2-1, s.y/2+1, 1
+        world.addObjectAtPos 'Stone', s.x/2-1, s.y/2+1, 2
+        world.addObjectAtPos 'Stone', s.x/2+1, s.y/2+1, 0
+        world.addObjectAtPos 'Stone', s.x/2+1, s.y/2+1, 1
+        world.addObjectAtPos 'Stone', s.x/2+1, s.y/2+1, 2
+        world.addObjectAtPos 'Stone', s.x/2+1, s.y/2+1, 3
diff --git a/coffee/pushable.coffee b/coffee/pushable.coffee
index ca95332..1f3bd6e 100644
--- a/coffee/pushable.coffee
+++ b/coffee/pushable.coffee
@@ -30,7 +30,7 @@ class Pushable extends Item
             # log "Pushable.setOrientation direction:", @direction
 
     pushedByObjectInDirection: (object, dir, duration) ->
-        log "pushedByObjectInDirection #{object.name} duration:#{duration}"
+        # log "pushedByObjectInDirection #{object.name} duration:#{duration}"
         pushAction   = @getActionWithId Action.PUSH
         
         @pusher      = object
@@ -63,10 +63,10 @@ class Pushable extends Item
                 @setPosition targetPos
 
     actionFinished: (action) ->    
-        Bot = require './bot'
+        Bot  = require './bot'
+        Bomb = require './bomb'
         if action.id in [Action.PUSH, Action.FALL]
             gravityDir = @direction
-            
             if action.id == Action.PUSH
                 if @pusher instanceof Bot
                     gravityDir = @pusher.getDown()
diff --git a/coffee/splitter.coffee b/coffee/splitter.coffee
new file mode 100644
index 0000000..d2bd619
--- /dev/null
+++ b/coffee/splitter.coffee
@@ -0,0 +1,22 @@
+#  0000000  00000000   000      000  000000000  000000000  00000000  00000000 
+# 000       000   000  000      000     000        000     000       000   000
+# 0000000   00000000   000      000     000        000     0000000   0000000  
+#      000  000        000      000     000        000     000       000   000
+# 0000000   000        0000000  000     000        000     00000000  000   000
+
+Bomb   = require './bomb'
+Action = require './action'
+
+class Splitter extends Bomb
+
+    isSpaceEgoistic: -> false
+        
+    constructor: (dir) ->
+        super
+        @size      = 0.0
+        @splitted  = true
+        @direction = dir
+    
+        @startTimedAction @getActionWithId Action.EXPLODE
+
+module.exports = Splitter
diff --git a/coffee/stone.coffee b/coffee/stone.coffee
index 3fffd4f..77861c5 100644
--- a/coffee/stone.coffee
+++ b/coffee/stone.coffee
@@ -8,21 +8,22 @@ Pushable = require './pushable'
 
 class Stone extends Pushable
     
-    constructor: (@slippery=false) ->
-        
+    constructor: (opt) ->
+        @slippery = opt?.slippery or false
+        @color = opt?.color or 0xff8800
         @geom = new THREE.BoxGeometry 0.98,0.98,0.98
         
         @mat  = new THREE.MeshPhongMaterial 
-            color:          0xff8800
+            color:          @color
             side:           THREE.DoubleSide
             shading:        THREE.SmoothShading
             transparent:    true
             opacity:        0.7
             shininess:      20
-            # alphaTest:      0.05
-            # depthWrite:     false
         
         @mesh = new THREE.Mesh @geom, @mat
+        @mesh.receiveShadow = true
+        @mesh.castShadow = true
         super
 
     isSlippery: -> return @slippery
diff --git a/coffee/wall.coffee b/coffee/wall.coffee
index 3bcc8c9..1a76c3d 100644
--- a/coffee/wall.coffee
+++ b/coffee/wall.coffee
@@ -25,6 +25,7 @@ class Wall extends Item
         geom.translate -0.5, -0.5, -0.5
         @raster = new THREE.Mesh geom, Wall.rasterMat
         @raster.receiveShadow = true
+        @raster.castShadow = true
         
         geom = Cage.wallTiles new Pos(1,1,1), 'outside', Cage.gap                  
         geom.translate -0.5, -0.5, -0.5
diff --git a/coffee/world.coffee b/coffee/world.coffee
index d7d7802..fd7d021 100644
--- a/coffee/world.coffee
+++ b/coffee/world.coffee
@@ -65,7 +65,7 @@ class World extends Actor
         
         @renderer = new THREE.WebGLRenderer 
             antialias:              true
-            logarithmicDepthBuffer: false
+            logarithmicDepthBuffer: true
             autoClear:              true
             sortObjects:            true
                     
@@ -519,9 +519,9 @@ class World extends Actor
     #   0000000    00000000  0000000  00000000     000     00000000
     
     deleteObject: (object) ->
-        log "world.deleteObject #{object.name}"
+        # log "world.deleteObject #{object.name}"
         if not object?
-            log "WARNING: World.deleteObject null"
+            log "world.deleteObject [WARNING] no object?"
             return
         @removeObject object
         object.del()