var banner = new Array();

banner.push(' http://img542.imageshack.us/img542/9148/111o.png ');
banner.push('http://img27.imageshack.us/img27/1931/55106613.png');
banner.push('http://img684.imageshack.us/img684/4076/540f.png');
banner.push('http://img204.imageshack.us/img204/5354/65641.png');
banner.push('http://img696.imageshack.us/img696/9176/65654.png');
banner.push('http://img683.imageshack.us/img683/7791/78874.png');
banner.push('http://img543.imageshack.us/img543/8694/4444x.png');
banner.push('http://img804.imageshack.us/img804/3452/5454.png');
banner.push('http://img716.imageshack.us/img716/4701/54554.png');
banner.push('http://img809.imageshack.us/img809/3640/54547.png');
banner.push('http://img695.imageshack.us/img695/5841/4558441.png');
banner.push('http://img842.imageshack.us/img842/507/45588575.png');
banner.push('http://img135.imageshack.us/img135/6673/54544.png');
banner.push('http://img573.imageshack.us/img573/4536/845454.png');
banner.push('http://img269.imageshack.us/img269/8499/54515.png');
banner.push('http://i24.servimg.com/u/f24/16/44/74/52/nulb10.jpg');
banner.push('http://img638.imageshack.us/img638/9481/rgfde.png');

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