public void checkforclicked() {
        MouseInfo mouse = Greenfoot.getMouseInfo();
        if(mouse != null){  
            mx = mouse.getX();  
            my = mouse.getY();  
        }  
        if(mx >= 83 && mx <= 716 && my >= 143 && my <= 257) { //Greenfoot.getMouseInfo().getX() // alternativ
            setImage(clickagain1);
        }
        else {
            setImage(clickagain);
        }

        if (Greenfoot.mouseClicked(this)) {
            k--;
        }
        else if (Greenfoot.isKeyDown("enter")) {
            setImage(clickagain1);
            k--;
        }
        else if (Greenfoot.isKeyDown("escape")) {
            setImage(clickagain1);
            k--;
        }
    }