     
     let heroCategory = 0x1 << 1
     let groundCategory = 0x1 << 2
+    
+    var bradJumpTexture = SKTexture(imageNamed: "")
+    var bradDuckTexture = SKTexture(imageNamed: "")
 
     override func didMoveToView(view: SKView) {
         

            self.hero.physicsBody!.applyImpulse(CGVectorMake(0, 35))
            self.jumpNumber += 1
//        }
    }
    
    override func update(currentTime: CFTimeInterval) {
        self.enumerateChildNodesWithName("background", usingBlock: { (node, stop) -> Void in
            if let bg = node as? SKSpriteNode {
                bg.position = CGPoint(x: bg.position.x-self.backgroundSpeed, y: bg.position.y)

        hero.physicsBody?.allowsRotation = false
        hero.physicsBody?.categoryBitMask = UInt32(self.heroCategory)
        
        
        
        self.addChild(hero)
        
        // Kevin-Tina/ Ground
//        var groundTexture = SKTexture(imageNamed: "") // Add 336x112 image
//        
//        var sprite = SKSpriteNode(texture: groundTexture)
