var num11=0;

imgArray11 = [
  ['http://movermoms.org/programs/bookclub/previous/book11/photo-01.jpg','photo 1 mouseover text'],
  ['http://movermoms.org/programs/bookclub/previous/book11/photo-02.jpg','photo 2 mouseover text'],
  ['http://movermoms.org/programs/bookclub/previous/book11/photo-03.jpg','photo 3 mouseover text']
  ]
function slideshow11(slide_num) {
  document.getElementById('mypic11').src=imgArray11[slide_num][0];
  document.getElementById('mypic11').alt=imgArray11[slide_num][1];
}

function slideshow11Up() {
  num11++;
  num11 = num11 % imgArray11.length;
  slideshow11(num11);
}

function slideshow11Back() {
  num11--;
  if (num11 < 0) {num3=imgArray11.length-1;}
  num11 = num11 % imgArray11.length;
  slideshow11(num11);
}