image1 = new Image();
image1.src = "images/navi/navion_01.jpg";

image2 = new Image();
image2.src = "images/navi/navion_02.jpg";

image3 = new Image();
image3.src = "images/navi/navion_03.jpg";

image4 = new Image();
image4.src = "images/navi/navion_04.jpg";

image5 = new Image();
image5.src = "images/navi/navion_05.jpg";

image6 = new Image();
image6.src = "images/navi/navion_06.jpg";

image7 = new Image();
image7.src = "images/navi/navion_07.jpg";

image8 = new Image();
image8.src = "images/navi/navion_08.jpg";