Unity Quick Sprites

class SpriteHandler extends EditorWindow {

    var selectedObject : Object;
    var locPos : Vector3;

    @MenuItem ("Window/Sprite Handler")
    static function ShowWindow () {
        EditorWindow.GetWindow (SpriteHandler);
    }

    function OnGUI () {

        var e : Event = Event.current;

        GUILayout.Label("Settings", EditorStyles.boldLabel);

        if(Selection.activeGameObject) {
            if(!selectedObject) {
                selectedObject = Selection.activeGameObject;
            }
            selectedObject.name = EditorGUILayout.TextField("Object Name: ", selectedObject.name);
            locPos = selectedObject.transform.localPosition;
        }

        if(e.control && e.type == EventType.KeyUp && e.keyCode == KeyCode.UpArrow) {
            CloneUp();
        }
        if(e.control && e.type == EventType.KeyUp && e.keyCode == KeyCode.DownArrow) {
            CloneDown();
        }
        if(e.control && e.type == EventType.KeyUp && e.keyCode == KeyCode.LeftArrow) {
            CloneLeft();
        }
        if(e.control && e.type == EventType.KeyUp && e.keyCode == KeyCode.RightArrow) {
            CloneRight();
        }

    }

    function OnInspectorUpdate() {
        Repaint();
    }

    function CloneUp() {
        var newObject = Instantiate(selectedObject, Vector3(locPos.x, locPos.y + 1, locPos.z), selectedObject.transform.rotation);
        selectedObject = newObject;
    }
    function CloneDown() {
        var newObject = Instantiate(selectedObject, Vector3(locPos.x, locPos.y - 1, locPos.z), selectedObject.transform.rotation);
        selectedObject = newObject;
    }
    function CloneLeft() {
        var newObject = Instantiate(selectedObject, Vector3(locPos.x - 1, locPos.y, locPos.z), selectedObject.transform.rotation);
        selectedObject = newObject;
    }
    function CloneRight() {
        var newObject = Instantiate(selectedObject, Vector3(locPos.x + 1, locPos.y, locPos.z), selectedObject.transform.rotation);
        selectedObject = newObject;
    }


}