var thePics = new Array()
thePics[1] = "/images/default_graphic2.jpg"
thePics[2] = "/images/default_graphic3.jpg"
thePics[3] = "/images/default_graphic4.jpg"
thePics[4] = "/images/default_graphic5.jpg"




var rn = Math.floor(Math.random() * thePics.length)
if (rn == 0) {
  rn = 4}
document.write("<img src='"+thePics[rn]+"' border=0>")