var time

function FirstImage() {
  if (document.images) {
        clearTimeout(time)
        document.banner.src="images/1.jpg";
        time=setTimeout("SecondImage()",7000);
      }
}


function SecondImage() {
  if (document.images) {
        clearTimeout(time)
        document.banner.src="images/2.jpg";
        time=setTimeout("ThirdImage()",7000);
      }
}

function ThirdImage() {
  if (document.images) {
        clearTimeout(time)
        document.banner.src="images/4.jpg";
        time=setTimeout("FourthImage()",7000);
      }
}


function FourthImage() {
  if (document.images) {
        clearTimeout(time)
        document.banner.src="images/3.jpg";
        time=setTimeout("FifthImage()",7000);
      }
}

function FifthImage() {
  if (document.images) {
        clearTimeout(time)
        document.banner.src="images/5.jpg";
        time=setTimeout("FirstImage()",7000);
      }
}