var time

function FirstImage() {
  if (document.images) {
        clearTimeout(time)
        document.banner.src="http://www.christycurtis.com/images/pic_0.jpg";
        time=setTimeout("SecondImage()",7000);
      }
}


function SecondImage() {
  if (document.images) {
        clearTimeout(time)
        document.banner.src="http://www.christycurtis.com/images/pic_1.jpg";
        time=setTimeout("ThirdImage()",7000);
      }
}

function ThirdImage() {
  if (document.images) {
        clearTimeout(time)
        document.banner.src="http://www.christycurtis.com/images/pic_2.jpg";
        time=setTimeout("FourthImage()",7000);
      }
}

function FourthImage() {
  if (document.images) {
        clearTimeout(time)
        document.banner.src="http://www.christycurtis.com/images/pic_3.jpg";
        time=setTimeout("FirstImage()",7000);
      }
}