//var banner = new Array();

banner[0]='https://i.imgur.com/X9vL8.jpg';
banner[1]='https://i.imgur.com/rDKUOS0.png';
banner[2]='https://i.imgur.com/2ULToZr.jpg';
banner[3]='https://i.imgur.com/vvwb04V.png';
banner[4]='https://i.imgur.com/3XdEOaC.jpg?1';
banner[5]='https://i.imgur.com/lvwtm8a.png';
banner[6]='https://i.imgur.com/HUcrySg.jpg';
banner[7]='https://i.imgur.com/vVljUWt.png';
banner[8]='http://i46.tinypic.com/34zm2dc.jpg';
banner[9]='http://i1.minus.com/jhcEib0IXbuSs.png';


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