function random_imglink(){
  var myimages=new Array()
  //specify random images below. You can have as many as you wish
  myimages[1]="http://www.amperordirect.com/mm5/website_v3/images/template/menu_partner/smc.gif"
  myimages[2]="http://www.amperordirect.com/mm5/website_v3/images/template/menu_partner/vitaero.gif"
  myimages[3]="http://www.amperordirect.com/mm5/website_v3/images/template/menu_partner/yealink.gif"
  myimages[4]="http://www.amperordirect.com/mm5/website_v3/images/template/menu_partner/pamela.gif"
	
  //specify corresponding links below
  var imagelinks=new Array()
  imagelinks[1]="http://www.amperordirect.com/c/b-smc/index.html"
  imagelinks[2]="http://www.vitaero.com/"
  imagelinks[3]="http://www.amperordirect.com/c/b-yealink/index.html"
  imagelinks[4]="http://www.pamela-systems.com/idevaffiliate/idevaffiliate.php?id=339"  
	
  var ry=Math.floor(Math.random()*myimages.length)

  if (ry==0)
     ry=1
     document.write('<p><a href='+'"'+imagelinks[ry]+'"'+'><img src="'+myimages[ry]+'" width="180" height="100" border="0"></a></p>')
}                    

  random_imglink()