public GameObj(int v_x, int v_y, int pos_x, int pos_y, 
		int width, int height, int court_width, int court_height){
		this.v_x = v_x;
		this.v_y = v_y;
		this.pos_x = pos_x;
		this.pos_y = pos_y;
		this.width = width;
		this.height = height;
		
		// take the width and height into account when setting the 
		// bounds for the upper left corner of the object.
		this.max_x = court_width - width;
		this.max_y = court_height - height;


	}