diff --git a/js/monster.js b/js/monster.js
index 1c43166..75b07fd 100644
--- a/js/monster.js
+++ b/js/monster.js
@@ -6,7 +6,7 @@ var Sprite = require('./Sprite');
 		var super_draw = that.superior('draw');
 		var spriteVersion = 1;
 		var eatingStage = 0;
-		var standardSpeed = 4;
+		var standardSpeed = 6;
 
 		that.isEating = false;
 		that.isFull = false;
diff --git a/js/skier.js b/js/skier.js
index 5f8801b..e8043fb 100644
--- a/js/skier.js
+++ b/js/skier.js
@@ -127,7 +127,7 @@ var Sprite = require('./Sprite');
 				return false;
 			}
 
-			if (!obs.occupiesZIndex(that.canvasZ)) {
+			if (!obs.occupiesZIndex(that.mapPosition[2])) {
 				return false;
 			}
 
@@ -175,15 +175,13 @@ var Sprite = require('./Sprite');
 			that.isMoving = true;
 			that.hasBeenHit = false;
 			that.isJumping = true;
-			that.canvasZ = 1;
-			// that.incrementSpeedBy(1);
+			that.setMapPosition(undefined, undefined, 1);
 			if (cancelableStateTimeout) {
 				clearTimeout(cancelableStateTimeout);
 			}
 			cancelableStateTimeout = setTimeout(function() {
-				that.canvasZ = 0;
+				that.setMapPosition(undefined, undefined, 0);
 				that.isJumping = false;
-				// that.incrementSpeedBy(-1);
 			}, 1000);
 		};
 
diff --git a/js/sprite.js b/js/sprite.js
index 73dd151..ed4fe02 100644
--- a/js/sprite.js
+++ b/js/sprite.js
@@ -102,6 +102,12 @@
 		};
 
 		this.setMapPosition = function (x, y, z) {
+			if (typeof x === 'undefined') {
+				x = that.mapPosition[0];
+			}
+			if (typeof y === 'undefined') {
+				y = that.mapPosition[1];
+			}
 			if (typeof z === 'undefined') {
 				z = that.mapPosition[2];
 			}
@@ -291,22 +297,22 @@
 			var horizontalIntersect = false;
 
 			// Test that THIS has a bottom edge inside of the other object
-			if (other.getTopHitBoxEdge(that.canvasZ) <= that.getBottomHitBoxEdge(that.canvasZ) && other.getBottomHitBoxEdge(that.canvasZ) >= that.getBottomHitBoxEdge(that.canvasZ)) {
+			if (other.getTopHitBoxEdge(that.mapPosition[2]) <= that.getBottomHitBoxEdge(that.mapPosition[2]) && other.getBottomHitBoxEdge(that.mapPosition[2]) >= that.getBottomHitBoxEdge(that.mapPosition[2])) {
 				verticalIntersect = true;
 			}
 
 			// Test that THIS has a top edge inside of the other object
-			if (other.getTopHitBoxEdge(that.canvasZ) <= that.getTopHitBoxEdge(that.canvasZ) && other.getBottomHitBoxEdge(that.canvasZ) >= that.getTopHitBoxEdge(that.canvasZ)) {
+			if (other.getTopHitBoxEdge(that.mapPosition[2]) <= that.getTopHitBoxEdge(that.mapPosition[2]) && other.getBottomHitBoxEdge(that.mapPosition[2]) >= that.getTopHitBoxEdge(that.mapPosition[2])) {
 				verticalIntersect = true;
 			}
 
 			// Test that THIS has a right edge inside of the other object
-			if (other.getLeftHitBoxEdge(that.canvasZ) <= that.getRightHitBoxEdge(that.canvasZ) && other.getRightHitBoxEdge(that.canvasZ) >= that.getRightHitBoxEdge(that.canvasZ)) {
+			if (other.getLeftHitBoxEdge(that.mapPosition[2]) <= that.getRightHitBoxEdge(that.mapPosition[2]) && other.getRightHitBoxEdge(that.mapPosition[2]) >= that.getRightHitBoxEdge(that.mapPosition[2])) {
 				horizontalIntersect = true;
 			}
 
 			// Test that THIS has a left edge inside of the other object
-			if (other.getLeftHitBoxEdge(that.canvasZ) <= that.getLeftHitBoxEdge(that.canvasZ) && other.getRightHitBoxEdge(that.canvasZ) >= that.getLeftHitBoxEdge(that.canvasZ)) {
+			if (other.getLeftHitBoxEdge(that.mapPosition[2]) <= that.getLeftHitBoxEdge(that.mapPosition[2]) && other.getRightHitBoxEdge(that.mapPosition[2]) >= that.getLeftHitBoxEdge(that.mapPosition[2])) {
 				horizontalIntersect = true;
 			}