// JavaScript Document
function random_imglink(){
  var myimages=new Array()
  //specify random images below. You can have as many as you wish
  myimages[1]="imagens/assistente_01.gif"
  myimages[2]="imagens/assistente_02.gif"
  myimages[3]="imagens/assistente_03.gif"

  var ry=Math.floor(Math.random()*myimages.length)

  if (ry==0)
	 ry=1
	 document.write('<img src="'+myimages[ry]+'" alt="" border="0" usemap="#Map" />')
}