void ChooseNextLevel()
{
// Reset everything
ClearGameObjects();
Mouse.Clear();
currentInstanceMetadata = null;
instance = null;
truckFillBars = new List <ProgressBar>();
mouseDownPointIdx = -1;
mouseDownEdge = null;
activePointIdx = -1;
activePointObject = null;
dragEdges = new List <GameObject>();
blinkingObjects = new List <GameObject>();
originalColors = new Dictionary <GameObject, Color>();
pointToCircleObject = new Dictionary <Vector, GameObject>();
//Mouse.Listen(MouseButton.Left, ButtonState.Pressed, MenuMousePressed, "Valitse kenttä");
//TouchPanel.Listen(ButtonState.Released, OnTouchEvent, "Valitse kenttä");
problemMenu.ViewSetSelect(problemInstanceMetadata, OnSetSelected);
}