var banner = new Array();

banner[0]='http://img594.imageshack.us/img594/8397/banniredfinitiveconcour.png';
banner[1]='http://img163.imageshack.us/img163/8397/banniredfinitiveconcour.png';
banner[2]='http://img710.imageshack.us/img710/8397/banniredfinitiveconcour.png';


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