// JavaScript Document
function random_imglink(){
  var myimages=new Array()
  //specify random images below. You can have as many as you wish
	myimages[1]="http://www.iowacentral.edu/health_science/programs/dental_hygiene/images/headers/header1.jpg"
	myimages[2]="http://www.iowacentral.edu/health_science/programs/dental_hygiene/images/headers/header2.jpg"
	myimages[3]="http://www.iowacentral.edu/health_science/programs/dental_hygiene/images/headers/header3.jpg"
	myimages[4]="http://www.iowacentral.edu/health_science/programs/dental_hygiene/images/headers/header4.jpg"

  //specify corresponding links below
  var imagelinks=new Array()
  imagelinks[1]="http://www.iowacentral.com"
  imagelinks[2]="http://www.iowacentral.com"
  imagelinks[3]="http://www.iowacentral.com"
  imagelinks[4]="http://www.iowacentral.com"

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

  if (ry==0)
     ry=1
     document.write('<a href='+'"'+imagelinks[ry]+'"'+'><img src="'+myimages[ry]+'" border=0></a>')
}

  random_imglink()
//-->