layer1.moveTo(500,100)
layer1.moveTo(200,100)
layer1.moveTo(500,200)

layer1.moveBy(10,10)
layer1.moveBy(-10,-10)

layer1.moveBy(10,null)
layer1.moveBy(-10,null)
layer1.moveBy(null,10)
layer1.moveBy(null,-10)

layer3.moveTo(500,100)
layer3.moveTo(200,100)
layer3.moveTo(500,200)

layer3.moveBy(10,10)
layer3.moveBy(-10,-10)

layer3.moveBy(10,null)
layer3.moveBy(-10,null)
layer3.moveBy(null,10)
layer3.moveBy(null,-10)