var MoveComponent = {}

MoveComponent.children = [];

MoveComponent.add = function(object) {
    object.moveDirX = 0; // -1 or 1
    object.moveSpeed = 100;
    object.moveGravity = false;

    MoveComponent.children.push(object);
}

MoveComponent.remove = function(object) {
    var index = MoveComponent.children.indexOf(object);
    if (index > -1) {
        MoveComponent.children.splice(index, 1);
    }
}