var banner = new Array();

banner[0]='https://i.servimg.com/u/f46/16/86/80/24/maiden10.jpg';
banner[1]='https://i.servimg.com/u/f46/16/86/80/24/cannib10.jpg';
banner[2]='https://i.servimg.com/u/f46/16/86/80/24/kreato10.jpg';
banner[3]='https://i.servimg.com/u/f46/16/86/80/24/sonata10.jpg';
banner[4]='https://i.servimg.com/u/f46/16/86/80/24/europ10.jpg';
banner[5]='https://i.servimg.com/u/f46/16/86/80/24/battle10.jpg';
banner[6]='https://i.servimg.com/u/f46/16/86/80/24/dimmu10.jpg';
banner[7]='https://i.servimg.com/u/f46/16/86/80/24/childr10.jpg';
banner[8]='https://i.servimg.com/u/f46/16/86/80/24/rhapso10.jpg';
banner[9]='https://i.servimg.com/u/f46/16/86/80/24/epicas10.jpg';
banner[10]='https://i.servimg.com/u/f46/16/86/80/24/asesin10.jpg';




document.getElementById('logo').firstChild.src= banner[Math.floor(Math.random()*banner.length)];