function changeImg(imgNumber)	{
			var myImages = ["http://jammerstream.com/images/mainbg1.jpg", "http://jammerstream.com/images/sopabg.jpg", "http://jammerstream.com/images/mainbg2.jpg", "http://jammerstream.com/images/mainbg3.jpg", "http://jammerstream.com/images/mainbg4.jpg", "http://jammerstream.com/images/mainbg5.jpg", "http://jammerstream.com/images/zobg.jpg", "http://jammerstream.com/images/mainbg6.jpg", "http://jammerstream.com/images/mainbg7.jpg", "http://jammerstream.com/images/mainbg8.jpg", "http://jammerstream.com/images/mainbg9.jpg", "http://jammerstream.com/images/mainbg10.jpg", "http://jammerstream.com/images/mainbg11.jpg", "http://jammerstream.com/images/mainbg12.jpg", "http://jammerstream.com/images/mainbg13.jpg", "http://jammerstream.com/images/mainbg14.jpg", "http://jammerstream.com/images/mainbg15.jpg", "http://jammerstream.com/images/mainbg16.jpg", "http://jammerstream.com/images/mainbg17.jpg", "http://jammerstream.com/images/mainbg18.jpg", "http://jammerstream.com/images/mainbg19.jpg", "http://jammerstream.com/images/mainbg20.jpg", "http://jammerstream.com/images/mainbg21.jpg", "http://jammerstream.com/images/mainbg22.jpg", "http://jammerstream.com/images/mainbg23.jpg"]; 			
			var imgShown = document.body.style.backgroundImage;			var newImgNumber =Math.floor(Math.random()*myImages.length);			
			document.body.style.backgroundImage = 'url('+myImages[newImgNumber]+')';		}		window.onload=changeImg;