var images=new Array(       // copy and paste lines below to add images *no , on last line*
"images/coverpic1.jpg",
"images/coverpic2.jpg",
"images/coverpic3.jpg",
"images/coverpic4.jpg",
"images/coverpic5.jpg",
"images/coverpic6.jpg",
"images/coverpic7.jpg",
"images/coverpic8.jpg",
"images/coverpic9.jpg",
"images/coverpic9.jpg"
);

var delay=2500;     // interval between pictures

var num=0;

function showPicture() {
  document.rotatepicture.src=images[num];
  num++;
  if(num>=images.length) num=0;
  setTimeout("showPicture()",delay);
}