if (document.images){
  home1=new Image
  home2=new Image
  home1.src="home_of.gif"
  home2.src="home_on.gif"
  rese1=new Image
  rese2=new Image
  rese1.src="rese_of.gif"
  rese2.src="rese_on.gif"
  how1=new Image
  how2=new Image
  how1.src="how_of.gif"
  how2.src="how_on.gif"
  cont1=new Image
  cont2=new Image
  cont1.src="cont_of.gif"
  cont2.src="cont_on.gif"
  what1=new Image
  what2=new Image
  what1.src="what_of.gif"
  what2.src="what_on.gif"
  faq1=new Image
  faq2=new Image
  faq1.src="faq_of.gif"
  faq2.src="faq_on.gif"
  test1=new Image
  test2=new Image
  test1.src="test_of.gif"
  test2.src="test_on.gif"
  ingr1=new Image
  ingr2=new Image
  ingr1.src="ingr_of.gif"
  ingr2.src="ingr_on.gif"
  dist1=new Image
  dist2=new Image
  dist1.src="dist_of.gif"
  dist2.src="dist_on.gif"
  why1=new Image
  why2=new Image
  why1.src="why_of.gif"
  why2.src="why_on.gif"
}

var adImages = new Array("banner1.gif", "banner2.gif", "banner3.gif");
var thisAd=0;
var imgCt=3;
function sequel(){
  if (document.images) {
  thisAd++;
    	if (thisAd ==imgCt) {
	thisAd=0;
    	}
  document.adBanner.src=adImages[thisAd];
  setTimeout("sequel()",4 * 200);
  }
}