function change(){
  top.i%=top.n;
  Imgs[0].src=top.tpl+top.i++;
  setTimeout(fade,2500);
  setTimeout(change,5000);
}

function fade(){
  with(Divs[1].style){
    filter='alpha(opacity='+100*opacity+')';
    if((opacity-=0.02)>0)return(setTimeout(fade,25));
    opacity=1;
    filter='alpha(opacity=100)';
  }
  Imgs[1].src=Imgs[0].src;
}

function start(n){
  if(!(top.n=n))return;
  top.i=1;
  Divs=new Array(D1=document.getElementById('Danim1'),D1.cloneNode(true));
  Divs[1].id='Danim2';
  Divs[1].style.opacity=1;
  document.getElementById('TDpict').insertBefore(Divs[1],Divs[0]);
  Imgs=new Array(Divs[0].childNodes[0],Divs[1].childNodes[0]);
  top.tpl=Imgs[0].src;
  change();
}