var currentPhoto = -1;

function showPhoto(index) {
	currentPhoto = index;
	if (currentPhoto >= photos.length) currentPhoto = 0;
	if (currentPhoto < 0) currentPhoto = photos.length - 1;
	document.getElementById("tourPhoto").src = photos[currentPhoto];
	document.getElementById("tourCaption").innerHTML = captions[currentPhoto];
}

showPhoto(0);

var imgTABLE = document.getElementById('slideSingleImg');
if (imgTABLE) {
  var imgTR = imgTABLE.getElementsByTagName('tr')[0];
  var trClass = function (idx) {
    imgTR.className = 'dim'+idx;
  }
  var imgPulse = function () {
    var delay = 0;
    for (var xx=0; xx<10; xx++) {
      setTimeout('trClass('+xx+');', delay);
      delay += 30;
    }
    for (var xx=9; xx>=0; xx--) {
      setTimeout('trClass('+xx+');', delay);
      delay += 30;
    }
    for (var xx=0; xx<10; xx++) {
      setTimeout('trClass('+xx+');', delay);
      delay += 30;
    }
    for (var xx=9; xx>=0; xx--) {
      setTimeout('trClass('+xx+');', delay);
      delay += 30;
    }
    for (var xx=0; xx<10; xx++) {
      setTimeout('trClass('+xx+');', delay);
      delay += 30;
    }
    for (var xx=9; xx>=0; xx--) {
      setTimeout('trClass('+xx+');', delay);
      delay += 50;
    }
  };
  setInterval('imgPulse()', 7000);
  imgPulse();
}