function bkgrnd() {} ; bg = new bkgrnd () ; n = 0 bg[n++] = "http://www.phila.gov/images/banner1.jpg" bg[n++] = "http://www.phila.gov/images/banner2.jpg" bg[n++] = "http://www.phila.gov/images/banner3.jpg" bg[n++] = "http://www.phila.gov/images/banner4.jpg" bg[n++] = "http://www.phila.gov/images/banner5.jpg" bg[n++] = "http://www.phila.gov/images/banner6.jpg" bg[n++] = "http://www.phila.gov/images/banner7.jpg" bg[n++] = "http://www.phila.gov/images/banner8.jpg" //Just keep adding rnd = Math.floor(Math.random() * n) ; tmp = '' document.write( tmp )