welcome = new Image();
welcome.src = "/images/navi.jpg";
welcome1 = new Image();
welcome1.src = "/images/navi1.jpg";
welcome2 = new Image();
welcome2.src = "/images/navi2.jpg";
welcome3 = new Image();
welcome3.src = "/images/navi3.jpg";

buttona = new Image();
buttona.src = "/images/buttona.jpg";
buttona1 = new Image();
buttona1.src = "/images/buttona1.jpg";
buttona2 = new Image();
buttona2.src = "/images/buttona2.jpg";
buttona3 = new Image();
buttona3.src = "/images/buttona3.jpg";

buttonb = new Image();
buttonb.src = "/images/buttonb.jpg";
buttonb1 = new Image();
buttonb1.src = "/images/buttonb1.jpg";
buttonb2 = new Image();
buttonb2.src = "/images/buttonb2.jpg";
buttonb3 = new Image();
buttonb3.src = "/images/buttonb3.jpg";

buttonc = new Image();
buttonc.src = "/images/buttonc.jpg";
buttonc1 = new Image();
buttonc1.src = "/images/buttonc1.jpg";
buttonc2 = new Image();
buttonc2.src = "/images/buttonc2.jpg";
buttonc3 = new Image();
buttonc3.src = "/images/buttonc3.jpg";

buttond = new Image();
buttond.src = "/images/buttond.jpg";
buttond1 = new Image();
buttond1.src = "/images/buttond1.jpg";
buttond2 = new Image();
buttond2.src = "/images/buttond2.jpg";
buttond3 = new Image();
buttond3.src = "/images/buttond3.jpg";