diff --git a/src/core/graphics/Graphics.js b/src/core/graphics/Graphics.js
index 8db9b45..baab0f8 100644
--- a/src/core/graphics/Graphics.js
+++ b/src/core/graphics/Graphics.js
@@ -1,5 +1,5 @@
 var DisplayObjectContainer = require('../display/DisplayObjectContainer'),
-    //Sprite = require('../display/Sprite'),
+    Sprite = require('../display/Sprite'),
     Texture = require('../textures/Texture'),
     CanvasBuffer = require('../renderers/canvas/utils/CanvasBuffer'),
     CanvasGraphics = require('../renderers/canvas/utils/CanvasGraphics'),

diff --git a/src/core/graphics/Graphics.js b/src/core/graphics/Graphics.js
index 8db9b45..baab0f8 100644
--- a/src/core/graphics/Graphics.js
+++ b/src/core/graphics/Graphics.js
@@ -1,5 +1,5 @@
 var DisplayObjectContainer = require('../display/DisplayObjectContainer'),
-    //Sprite = require('../display/Sprite'),
+    Sprite = require('../display/Sprite'),
     Texture = require('../textures/Texture'),
     CanvasBuffer = require('../renderers/canvas/utils/CanvasBuffer'),
     CanvasGraphics = require('../renderers/canvas/utils/CanvasGraphics'),
diff --git a/src/core/graphics/webgl/GraphicsRenderer.js b/src/core/graphics/webgl/GraphicsRenderer.js
index a12cbdc..d812d8e 100644
--- a/src/core/graphics/webgl/GraphicsRenderer.js
+++ b/src/core/graphics/webgl/GraphicsRenderer.js
@@ -46,9 +46,7 @@
     var renderer = this.renderer;
     var gl = renderer.gl;
 
-    var projection = renderer.projection,
-        offset = renderer.offset,
-        shader = renderer.shaderManager.primitiveShader,
+    var shader = renderer.shaderManager.primitiveShader,
         webGLData;
 
     if (graphics.dirty)

diff --git a/src/core/graphics/Graphics.js b/src/core/graphics/Graphics.js
index 8db9b45..baab0f8 100644
--- a/src/core/graphics/Graphics.js
+++ b/src/core/graphics/Graphics.js
@@ -1,5 +1,5 @@
 var DisplayObjectContainer = require('../display/DisplayObjectContainer'),
-    //Sprite = require('../display/Sprite'),
+    Sprite = require('../display/Sprite'),
     Texture = require('../textures/Texture'),
     CanvasBuffer = require('../renderers/canvas/utils/CanvasBuffer'),
     CanvasGraphics = require('../renderers/canvas/utils/CanvasGraphics'),
diff --git a/src/core/graphics/webgl/GraphicsRenderer.js b/src/core/graphics/webgl/GraphicsRenderer.js
index a12cbdc..d812d8e 100644
--- a/src/core/graphics/webgl/GraphicsRenderer.js
+++ b/src/core/graphics/webgl/GraphicsRenderer.js
@@ -46,9 +46,7 @@
     var renderer = this.renderer;
     var gl = renderer.gl;
 
-    var projection = renderer.projection,
-        offset = renderer.offset,
-        shader = renderer.shaderManager.primitiveShader,
+    var shader = renderer.shaderManager.primitiveShader,
         webGLData;
 
     if (graphics.dirty)
diff --git a/src/core/math/Matrix.js b/src/core/math/Matrix.js
index a086950..81de05c 100644
--- a/src/core/math/Matrix.js
+++ b/src/core/math/Matrix.js
@@ -268,6 +268,6 @@
     matrix.ty = this.ty;
 
     return matrix;
-}
+};
 
 Matrix.IDENTITY = new Matrix();

diff --git a/src/core/graphics/Graphics.js b/src/core/graphics/Graphics.js
index 8db9b45..baab0f8 100644
--- a/src/core/graphics/Graphics.js
+++ b/src/core/graphics/Graphics.js
@@ -1,5 +1,5 @@
 var DisplayObjectContainer = require('../display/DisplayObjectContainer'),
-    //Sprite = require('../display/Sprite'),
+    Sprite = require('../display/Sprite'),
     Texture = require('../textures/Texture'),
     CanvasBuffer = require('../renderers/canvas/utils/CanvasBuffer'),
     CanvasGraphics = require('../renderers/canvas/utils/CanvasGraphics'),
diff --git a/src/core/graphics/webgl/GraphicsRenderer.js b/src/core/graphics/webgl/GraphicsRenderer.js
index a12cbdc..d812d8e 100644
--- a/src/core/graphics/webgl/GraphicsRenderer.js
+++ b/src/core/graphics/webgl/GraphicsRenderer.js
@@ -46,9 +46,7 @@
     var renderer = this.renderer;
     var gl = renderer.gl;
 
-    var projection = renderer.projection,
-        offset = renderer.offset,
-        shader = renderer.shaderManager.primitiveShader,
+    var shader = renderer.shaderManager.primitiveShader,
         webGLData;
 
     if (graphics.dirty)
diff --git a/src/core/math/Matrix.js b/src/core/math/Matrix.js
index a086950..81de05c 100644
--- a/src/core/math/Matrix.js
+++ b/src/core/math/Matrix.js
@@ -268,6 +268,6 @@
     matrix.ty = this.ty;
 
     return matrix;
-}
+};
 
 Matrix.IDENTITY = new Matrix();
diff --git a/src/core/renderers/webgl/WebGLRenderer.js b/src/core/renderers/webgl/WebGLRenderer.js
index ae25627..4e82baa 100644
--- a/src/core/renderers/webgl/WebGLRenderer.js
+++ b/src/core/renderers/webgl/WebGLRenderer.js
@@ -335,7 +335,7 @@
         gl.clear(gl.COLOR_BUFFER_BIT);
     }
 
-    this.renderDisplayObject(object, this.renderTarget)//this.projection);
+    this.renderDisplayObject(object, this.renderTarget);//this.projection);
 };
 
 /**

diff --git a/src/core/graphics/Graphics.js b/src/core/graphics/Graphics.js
index 8db9b45..baab0f8 100644
--- a/src/core/graphics/Graphics.js
+++ b/src/core/graphics/Graphics.js
@@ -1,5 +1,5 @@
 var DisplayObjectContainer = require('../display/DisplayObjectContainer'),
-    //Sprite = require('../display/Sprite'),
+    Sprite = require('../display/Sprite'),
     Texture = require('../textures/Texture'),
     CanvasBuffer = require('../renderers/canvas/utils/CanvasBuffer'),
     CanvasGraphics = require('../renderers/canvas/utils/CanvasGraphics'),
diff --git a/src/core/graphics/webgl/GraphicsRenderer.js b/src/core/graphics/webgl/GraphicsRenderer.js
index a12cbdc..d812d8e 100644
--- a/src/core/graphics/webgl/GraphicsRenderer.js
+++ b/src/core/graphics/webgl/GraphicsRenderer.js
@@ -46,9 +46,7 @@
     var renderer = this.renderer;
     var gl = renderer.gl;
 
-    var projection = renderer.projection,
-        offset = renderer.offset,
-        shader = renderer.shaderManager.primitiveShader,
+    var shader = renderer.shaderManager.primitiveShader,
         webGLData;
 
     if (graphics.dirty)
diff --git a/src/core/math/Matrix.js b/src/core/math/Matrix.js
index a086950..81de05c 100644
--- a/src/core/math/Matrix.js
+++ b/src/core/math/Matrix.js
@@ -268,6 +268,6 @@
     matrix.ty = this.ty;
 
     return matrix;
-}
+};
 
 Matrix.IDENTITY = new Matrix();
diff --git a/src/core/renderers/webgl/WebGLRenderer.js b/src/core/renderers/webgl/WebGLRenderer.js
index ae25627..4e82baa 100644
--- a/src/core/renderers/webgl/WebGLRenderer.js
+++ b/src/core/renderers/webgl/WebGLRenderer.js
@@ -335,7 +335,7 @@
         gl.clear(gl.COLOR_BUFFER_BIT);
     }
 
-    this.renderDisplayObject(object, this.renderTarget)//this.projection);
+    this.renderDisplayObject(object, this.renderTarget);//this.projection);
 };
 
 /**
diff --git a/src/core/renderers/webgl/managers/WebGLShaderManager.js b/src/core/renderers/webgl/managers/WebGLShaderManager.js
index d4059f7..dd73b77 100644
--- a/src/core/renderers/webgl/managers/WebGLShaderManager.js
+++ b/src/core/renderers/webgl/managers/WebGLShaderManager.js
@@ -1,4 +1,5 @@
-var WebGLManager = require('./WebGLManager');
+var WebGLManager = require('./WebGLManager'),
+    utils = require('../../../utils');
 
 /**
  * @class
@@ -50,7 +51,7 @@
 
     // listen for context and update necessary shaders
     var self = this;
-    this.renderer.on('context', function (event)
+    this.renderer.on('context', function ()
     {
         for (var o in this.plugins)
         {

diff --git a/src/core/graphics/Graphics.js b/src/core/graphics/Graphics.js
index 8db9b45..baab0f8 100644
--- a/src/core/graphics/Graphics.js
+++ b/src/core/graphics/Graphics.js
@@ -1,5 +1,5 @@
 var DisplayObjectContainer = require('../display/DisplayObjectContainer'),
-    //Sprite = require('../display/Sprite'),
+    Sprite = require('../display/Sprite'),
     Texture = require('../textures/Texture'),
     CanvasBuffer = require('../renderers/canvas/utils/CanvasBuffer'),
     CanvasGraphics = require('../renderers/canvas/utils/CanvasGraphics'),
diff --git a/src/core/graphics/webgl/GraphicsRenderer.js b/src/core/graphics/webgl/GraphicsRenderer.js
index a12cbdc..d812d8e 100644
--- a/src/core/graphics/webgl/GraphicsRenderer.js
+++ b/src/core/graphics/webgl/GraphicsRenderer.js
@@ -46,9 +46,7 @@
     var renderer = this.renderer;
     var gl = renderer.gl;
 
-    var projection = renderer.projection,
-        offset = renderer.offset,
-        shader = renderer.shaderManager.primitiveShader,
+    var shader = renderer.shaderManager.primitiveShader,
         webGLData;
 
     if (graphics.dirty)
diff --git a/src/core/math/Matrix.js b/src/core/math/Matrix.js
index a086950..81de05c 100644
--- a/src/core/math/Matrix.js
+++ b/src/core/math/Matrix.js
@@ -268,6 +268,6 @@
     matrix.ty = this.ty;
 
     return matrix;
-}
+};
 
 Matrix.IDENTITY = new Matrix();
diff --git a/src/core/renderers/webgl/WebGLRenderer.js b/src/core/renderers/webgl/WebGLRenderer.js
index ae25627..4e82baa 100644
--- a/src/core/renderers/webgl/WebGLRenderer.js
+++ b/src/core/renderers/webgl/WebGLRenderer.js
@@ -335,7 +335,7 @@
         gl.clear(gl.COLOR_BUFFER_BIT);
     }
 
-    this.renderDisplayObject(object, this.renderTarget)//this.projection);
+    this.renderDisplayObject(object, this.renderTarget);//this.projection);
 };
 
 /**
diff --git a/src/core/renderers/webgl/managers/WebGLShaderManager.js b/src/core/renderers/webgl/managers/WebGLShaderManager.js
index d4059f7..dd73b77 100644
--- a/src/core/renderers/webgl/managers/WebGLShaderManager.js
+++ b/src/core/renderers/webgl/managers/WebGLShaderManager.js
@@ -1,4 +1,5 @@
-var WebGLManager = require('./WebGLManager');
+var WebGLManager = require('./WebGLManager'),
+    utils = require('../../../utils');
 
 /**
  * @class
@@ -50,7 +51,7 @@
 
     // listen for context and update necessary shaders
     var self = this;
-    this.renderer.on('context', function (event)
+    this.renderer.on('context', function ()
     {
         for (var o in this.plugins)
         {
diff --git a/src/core/renderers/webgl/utils/RenderTarget.js b/src/core/renderers/webgl/utils/RenderTarget.js
index a537fe4..43e2d00 100644
--- a/src/core/renderers/webgl/utils/RenderTarget.js
+++ b/src/core/renderers/webgl/utils/RenderTarget.js
@@ -33,7 +33,7 @@
      * @property texture
      * @type Any
      */
-    this.texture = null
+    this.texture = null;
 
     this.width = 0;
     this.height = 0;
@@ -56,11 +56,11 @@
         this.frameBuffer = gl.createFramebuffer();
 
 
-        /*  
+        /*
             A frame buffer needs a target to render to..
             create a texture and bind it attach it to the framebuffer..
          */
-        
+
         this.texture = gl.createTexture();
 
         gl.bindTexture(gl.TEXTURE_2D,  this.texture);
@@ -70,13 +70,13 @@
         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, scaleMode === CONST.scaleModes.LINEAR ? gl.LINEAR : gl.NEAREST);
         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
-        
+
         gl.bindFramebuffer(gl.FRAMEBUFFER, this.frameBuffer );
         gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, this.texture, 0);
 
-       
 
-        /*   
+
+        /*
             The stencil buffer is used for masking in pixi
             lets create one and then add attach it to the framebuffer..
          */
@@ -86,7 +86,7 @@
     }
 
     this.resize(width, height);
-    
+
 };
 
 RenderTarget.prototype.constructor = RenderTarget;
@@ -94,21 +94,21 @@
 
 /**
 * Clears the filter texture.
-* 
+*
 * @method clear
 */
 RenderTarget.prototype.clear = function()
 {
     var gl = this.gl;
-    
+
     gl.clearColor(0,0,0, 0);
     gl.clear(gl.COLOR_BUFFER_BIT);
 };
 
 RenderTarget.prototype.activate = function()
 {
-    this.gl.bindFramebuffer(gl.FRAMEBUFFER, this.frameBuffer );    
-}
+    this.gl.bindFramebuffer(this.gl.FRAMEBUFFER, this.frameBuffer);
+};
 
 /**
  * Resizes the texture to the specified width and height
@@ -119,15 +119,17 @@
  */
 RenderTarget.prototype.resize = function(width, height)
 {
-    if(this.width === width && this.height === height) return;
+    if (this.width === width && this.height === height) {
+        return;
+    }
 
     this.width = width;
     this.height = height;
 
     this.projectionMatrix = new math.Matrix();
 
-    
-    if(!this.root)
+
+    if (!this.root)
     {
         var gl = this.gl;
 
@@ -155,7 +157,7 @@
 
 /**
 * Destroys the filter texture.
-* 
+*
 * @method destroy
 */
 RenderTarget.prototype.destroy = function()

diff --git a/src/core/graphics/Graphics.js b/src/core/graphics/Graphics.js
index 8db9b45..baab0f8 100644
--- a/src/core/graphics/Graphics.js
+++ b/src/core/graphics/Graphics.js
@@ -1,5 +1,5 @@
 var DisplayObjectContainer = require('../display/DisplayObjectContainer'),
-    //Sprite = require('../display/Sprite'),
+    Sprite = require('../display/Sprite'),
     Texture = require('../textures/Texture'),
     CanvasBuffer = require('../renderers/canvas/utils/CanvasBuffer'),
     CanvasGraphics = require('../renderers/canvas/utils/CanvasGraphics'),
diff --git a/src/core/graphics/webgl/GraphicsRenderer.js b/src/core/graphics/webgl/GraphicsRenderer.js
index a12cbdc..d812d8e 100644
--- a/src/core/graphics/webgl/GraphicsRenderer.js
+++ b/src/core/graphics/webgl/GraphicsRenderer.js
@@ -46,9 +46,7 @@
     var renderer = this.renderer;
     var gl = renderer.gl;
 
-    var projection = renderer.projection,
-        offset = renderer.offset,
-        shader = renderer.shaderManager.primitiveShader,
+    var shader = renderer.shaderManager.primitiveShader,
         webGLData;
 
     if (graphics.dirty)
diff --git a/src/core/math/Matrix.js b/src/core/math/Matrix.js
index a086950..81de05c 100644
--- a/src/core/math/Matrix.js
+++ b/src/core/math/Matrix.js
@@ -268,6 +268,6 @@
     matrix.ty = this.ty;
 
     return matrix;
-}
+};
 
 Matrix.IDENTITY = new Matrix();
diff --git a/src/core/renderers/webgl/WebGLRenderer.js b/src/core/renderers/webgl/WebGLRenderer.js
index ae25627..4e82baa 100644
--- a/src/core/renderers/webgl/WebGLRenderer.js
+++ b/src/core/renderers/webgl/WebGLRenderer.js
@@ -335,7 +335,7 @@
         gl.clear(gl.COLOR_BUFFER_BIT);
     }
 
-    this.renderDisplayObject(object, this.renderTarget)//this.projection);
+    this.renderDisplayObject(object, this.renderTarget);//this.projection);
 };
 
 /**
diff --git a/src/core/renderers/webgl/managers/WebGLShaderManager.js b/src/core/renderers/webgl/managers/WebGLShaderManager.js
index d4059f7..dd73b77 100644
--- a/src/core/renderers/webgl/managers/WebGLShaderManager.js
+++ b/src/core/renderers/webgl/managers/WebGLShaderManager.js
@@ -1,4 +1,5 @@
-var WebGLManager = require('./WebGLManager');
+var WebGLManager = require('./WebGLManager'),
+    utils = require('../../../utils');
 
 /**
  * @class
@@ -50,7 +51,7 @@
 
     // listen for context and update necessary shaders
     var self = this;
-    this.renderer.on('context', function (event)
+    this.renderer.on('context', function ()
     {
         for (var o in this.plugins)
         {
diff --git a/src/core/renderers/webgl/utils/RenderTarget.js b/src/core/renderers/webgl/utils/RenderTarget.js
index a537fe4..43e2d00 100644
--- a/src/core/renderers/webgl/utils/RenderTarget.js
+++ b/src/core/renderers/webgl/utils/RenderTarget.js
@@ -33,7 +33,7 @@
      * @property texture
      * @type Any
      */
-    this.texture = null
+    this.texture = null;
 
     this.width = 0;
     this.height = 0;
@@ -56,11 +56,11 @@
         this.frameBuffer = gl.createFramebuffer();
 
 
-        /*  
+        /*
             A frame buffer needs a target to render to..
             create a texture and bind it attach it to the framebuffer..
          */
-        
+
         this.texture = gl.createTexture();
 
         gl.bindTexture(gl.TEXTURE_2D,  this.texture);
@@ -70,13 +70,13 @@
         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, scaleMode === CONST.scaleModes.LINEAR ? gl.LINEAR : gl.NEAREST);
         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
-        
+
         gl.bindFramebuffer(gl.FRAMEBUFFER, this.frameBuffer );
         gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, this.texture, 0);
 
-       
 
-        /*   
+
+        /*
             The stencil buffer is used for masking in pixi
             lets create one and then add attach it to the framebuffer..
          */
@@ -86,7 +86,7 @@
     }
 
     this.resize(width, height);
-    
+
 };
 
 RenderTarget.prototype.constructor = RenderTarget;
@@ -94,21 +94,21 @@
 
 /**
 * Clears the filter texture.
-* 
+*
 * @method clear
 */
 RenderTarget.prototype.clear = function()
 {
     var gl = this.gl;
-    
+
     gl.clearColor(0,0,0, 0);
     gl.clear(gl.COLOR_BUFFER_BIT);
 };
 
 RenderTarget.prototype.activate = function()
 {
-    this.gl.bindFramebuffer(gl.FRAMEBUFFER, this.frameBuffer );    
-}
+    this.gl.bindFramebuffer(this.gl.FRAMEBUFFER, this.frameBuffer);
+};
 
 /**
  * Resizes the texture to the specified width and height
@@ -119,15 +119,17 @@
  */
 RenderTarget.prototype.resize = function(width, height)
 {
-    if(this.width === width && this.height === height) return;
+    if (this.width === width && this.height === height) {
+        return;
+    }
 
     this.width = width;
     this.height = height;
 
     this.projectionMatrix = new math.Matrix();
 
-    
-    if(!this.root)
+
+    if (!this.root)
     {
         var gl = this.gl;
 
@@ -155,7 +157,7 @@
 
 /**
 * Destroys the filter texture.
-* 
+*
 * @method destroy
 */
 RenderTarget.prototype.destroy = function()
diff --git a/src/core/sprites/webgl/SpriteRenderer.js b/src/core/sprites/webgl/SpriteRenderer.js
index f808078..6e2dad2 100644
--- a/src/core/sprites/webgl/SpriteRenderer.js
+++ b/src/core/sprites/webgl/SpriteRenderer.js
@@ -2,7 +2,6 @@
     Shader = require('../../renderers/webgl/shaders/Shader'),
     SpriteShader = require('../../renderers/webgl/shaders/SpriteShader'),
     WebGLRenderer = require('../../renderers/webgl/WebGLRenderer');
-    math = require('../../math');
 
 /**
  * @author Mat Groves
@@ -167,9 +166,6 @@
      */
     this.shader = null;
 
-    // listen for context and update necessary buffers
-    var self = this;
-
     this.setupContext();
 }
 
@@ -387,7 +383,7 @@
     var batchSize = 0;
     var start = 0;
 
-    var currentBaseTexture = sprite;
+    var currentBaseTexture = null;
     var currentBlendMode = this.renderer.blendModeManager.currentBlendMode;
     var currentShader = null;
 

diff --git a/src/core/graphics/Graphics.js b/src/core/graphics/Graphics.js
index 8db9b45..baab0f8 100644
--- a/src/core/graphics/Graphics.js
+++ b/src/core/graphics/Graphics.js
@@ -1,5 +1,5 @@
 var DisplayObjectContainer = require('../display/DisplayObjectContainer'),
-    //Sprite = require('../display/Sprite'),
+    Sprite = require('../display/Sprite'),
     Texture = require('../textures/Texture'),
     CanvasBuffer = require('../renderers/canvas/utils/CanvasBuffer'),
     CanvasGraphics = require('../renderers/canvas/utils/CanvasGraphics'),
diff --git a/src/core/graphics/webgl/GraphicsRenderer.js b/src/core/graphics/webgl/GraphicsRenderer.js
index a12cbdc..d812d8e 100644
--- a/src/core/graphics/webgl/GraphicsRenderer.js
+++ b/src/core/graphics/webgl/GraphicsRenderer.js
@@ -46,9 +46,7 @@
     var renderer = this.renderer;
     var gl = renderer.gl;
 
-    var projection = renderer.projection,
-        offset = renderer.offset,
-        shader = renderer.shaderManager.primitiveShader,
+    var shader = renderer.shaderManager.primitiveShader,
         webGLData;
 
     if (graphics.dirty)
diff --git a/src/core/math/Matrix.js b/src/core/math/Matrix.js
index a086950..81de05c 100644
--- a/src/core/math/Matrix.js
+++ b/src/core/math/Matrix.js
@@ -268,6 +268,6 @@
     matrix.ty = this.ty;
 
     return matrix;
-}
+};
 
 Matrix.IDENTITY = new Matrix();
diff --git a/src/core/renderers/webgl/WebGLRenderer.js b/src/core/renderers/webgl/WebGLRenderer.js
index ae25627..4e82baa 100644
--- a/src/core/renderers/webgl/WebGLRenderer.js
+++ b/src/core/renderers/webgl/WebGLRenderer.js
@@ -335,7 +335,7 @@
         gl.clear(gl.COLOR_BUFFER_BIT);
     }
 
-    this.renderDisplayObject(object, this.renderTarget)//this.projection);
+    this.renderDisplayObject(object, this.renderTarget);//this.projection);
 };
 
 /**
diff --git a/src/core/renderers/webgl/managers/WebGLShaderManager.js b/src/core/renderers/webgl/managers/WebGLShaderManager.js
index d4059f7..dd73b77 100644
--- a/src/core/renderers/webgl/managers/WebGLShaderManager.js
+++ b/src/core/renderers/webgl/managers/WebGLShaderManager.js
@@ -1,4 +1,5 @@
-var WebGLManager = require('./WebGLManager');
+var WebGLManager = require('./WebGLManager'),
+    utils = require('../../../utils');
 
 /**
  * @class
@@ -50,7 +51,7 @@
 
     // listen for context and update necessary shaders
     var self = this;
-    this.renderer.on('context', function (event)
+    this.renderer.on('context', function ()
     {
         for (var o in this.plugins)
         {
diff --git a/src/core/renderers/webgl/utils/RenderTarget.js b/src/core/renderers/webgl/utils/RenderTarget.js
index a537fe4..43e2d00 100644
--- a/src/core/renderers/webgl/utils/RenderTarget.js
+++ b/src/core/renderers/webgl/utils/RenderTarget.js
@@ -33,7 +33,7 @@
      * @property texture
      * @type Any
      */
-    this.texture = null
+    this.texture = null;
 
     this.width = 0;
     this.height = 0;
@@ -56,11 +56,11 @@
         this.frameBuffer = gl.createFramebuffer();
 
 
-        /*  
+        /*
             A frame buffer needs a target to render to..
             create a texture and bind it attach it to the framebuffer..
          */
-        
+
         this.texture = gl.createTexture();
 
         gl.bindTexture(gl.TEXTURE_2D,  this.texture);
@@ -70,13 +70,13 @@
         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, scaleMode === CONST.scaleModes.LINEAR ? gl.LINEAR : gl.NEAREST);
         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
-        
+
         gl.bindFramebuffer(gl.FRAMEBUFFER, this.frameBuffer );
         gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, this.texture, 0);
 
-       
 
-        /*   
+
+        /*
             The stencil buffer is used for masking in pixi
             lets create one and then add attach it to the framebuffer..
          */
@@ -86,7 +86,7 @@
     }
 
     this.resize(width, height);
-    
+
 };
 
 RenderTarget.prototype.constructor = RenderTarget;
@@ -94,21 +94,21 @@
 
 /**
 * Clears the filter texture.
-* 
+*
 * @method clear
 */
 RenderTarget.prototype.clear = function()
 {
     var gl = this.gl;
-    
+
     gl.clearColor(0,0,0, 0);
     gl.clear(gl.COLOR_BUFFER_BIT);
 };
 
 RenderTarget.prototype.activate = function()
 {
-    this.gl.bindFramebuffer(gl.FRAMEBUFFER, this.frameBuffer );    
-}
+    this.gl.bindFramebuffer(this.gl.FRAMEBUFFER, this.frameBuffer);
+};
 
 /**
  * Resizes the texture to the specified width and height
@@ -119,15 +119,17 @@
  */
 RenderTarget.prototype.resize = function(width, height)
 {
-    if(this.width === width && this.height === height) return;
+    if (this.width === width && this.height === height) {
+        return;
+    }
 
     this.width = width;
     this.height = height;
 
     this.projectionMatrix = new math.Matrix();
 
-    
-    if(!this.root)
+
+    if (!this.root)
     {
         var gl = this.gl;
 
@@ -155,7 +157,7 @@
 
 /**
 * Destroys the filter texture.
-* 
+*
 * @method destroy
 */
 RenderTarget.prototype.destroy = function()
diff --git a/src/core/sprites/webgl/SpriteRenderer.js b/src/core/sprites/webgl/SpriteRenderer.js
index f808078..6e2dad2 100644
--- a/src/core/sprites/webgl/SpriteRenderer.js
+++ b/src/core/sprites/webgl/SpriteRenderer.js
@@ -2,7 +2,6 @@
     Shader = require('../../renderers/webgl/shaders/Shader'),
     SpriteShader = require('../../renderers/webgl/shaders/SpriteShader'),
     WebGLRenderer = require('../../renderers/webgl/WebGLRenderer');
-    math = require('../../math');
 
 /**
  * @author Mat Groves
@@ -167,9 +166,6 @@
      */
     this.shader = null;
 
-    // listen for context and update necessary buffers
-    var self = this;
-
     this.setupContext();
 }
 
@@ -387,7 +383,7 @@
     var batchSize = 0;
     var start = 0;
 
-    var currentBaseTexture = sprite;
+    var currentBaseTexture = null;
     var currentBlendMode = this.renderer.blendModeManager.currentBlendMode;
     var currentShader = null;
 
diff --git a/src/core/utils/pluginTarget.js b/src/core/utils/pluginTarget.js
index c394389..885fe0e 100644
--- a/src/core/utils/pluginTarget.js
+++ b/src/core/utils/pluginTarget.js
@@ -31,7 +31,7 @@
         }
 
         this.plugins = null;
-    }
+    };
 }
 
 module.exports = pluginTarget;