blank_top1 = new Image();
blank_top1.src = 'images/images/Top_icon1.jpg';
blank_top2 = new Image();
blank_top2.src = 'images/images/Top_icon2.jpg';
blank_top3 = new Image();
blank_top3.src = 'images/images/Top_icon3.jpg';
blank_top4 = new Image();
blank_top4.src = 'images/images/Top_icon4.jpg';
blank_top5= new Image();
blank_top5.src = 'images/images/Top_icon5.jpg';
blank_contact = new Image();
blank_contact.src = 'images/images/menu_contact.jpg';