var images = 
"pic1.jpg,pic2.jpg,pic3.jpg,pic4.jpg,pic5.jpg,pic6.jpg,pic7.jpg,pic8.jpg,pic9.jpg,pic10.jpg,pic11.jpg,pic12.jpg,pic13.jpg,pic14.jpg,pic15.jpg,pic16.jpg,pic17.jpg,pic18.jpg,pic19.jpg,pic20.jpg,pic21.jpg,pic22.jpg,pic23.jpg,pic24.jpg,pic25.jpg,pic26.jpg,pic27.jpg,pic28.jpg,pic29.jpg,pic30.jpg,pic31.jpg,pic32.jpg,pic33.jpg,pic34.jpg,pic35.jpg,pic36.jpg,pic37.jpg,pic39.jpg,pic40.jpg,pic41.jpg,pic42.jpg,pic43.jpg,pic44.jpg,pic45.jpg,pic46.jpg,pic47.jpg,pic48.jpg,pic49.jpg,pic50.jpg,pic51.jpg,pic52.jpg,pic53.jpg,pic54.jpg,pic55.jpg".split(",");
var num = Math.round(Math.random() * (images.length-1));
var img = images[num];
if(img) document.images['leftpicimg'].src = 
"http://www.openband.net/images/pics/" + img;