var howMany = 2
var quote = new Array(howMany+1)
quote[0]="<img border=\"0\" src=\"images/main1.jpg\" width=\"545\" height=\"405\">"
quote[1]="<img border=\"0\" src=\"images/main2.jpg\" width=\"545\" height=\"405\">"
quote[2]="<img border=\"0\" src=\"images/main3.jpg\" width=\"545\" height=\"405\">"
function rndnumber(){
var randscript = -1
while (randscript < 0 || randscript > howMany || isNaN(randscript)){
randscript = parseInt(Math.random()*(howMany+1))
}
return randscript
}
quo = rndnumber()
quox = quote[quo]
document.write(quox)