var ivl = 2000; // interval (ms)
var nim = 15;  // number of images

var ia = 0;
var ib = 0;
var ic = 0;
var id = 0;

var temp = 'ia';


function setNew(){if(document.images){
  daNu = 0;
  while (daNu == 0){
     daNu = Math.round(Math.random() * nim);
     if (daNu < 1){daNu = 0;}
     if (daNu > nim){daNu = 0;}
     if (daNu == ia){daNu = 0;}
     if (daNu == ib){daNu = 0;}
     if (daNu == ic){daNu = 0;}
     if (daNu == id){daNu = 0;}
     if (daNu == 0){daNu = 0;}
     }
  var loadme = new Image;
  loadme.src = "cub_style/r/" + daNu + ".jpg";
  t = 0;
  if ((temp == 'ia') && !t){ia = daNu; temp = 'ib'; document.fa.src = 'cub_style/r/' + ia + '.jpg'; t = 1;}
  if ((temp == 'ib') && !t){ib = daNu; temp = 'ic'; document.fb.src = 'cub_style/r/' + ib + '.jpg'; t = 1;}
  if ((temp == 'ic') && !t){ic = daNu; temp = 'id'; document.fc.src = 'cub_style/r/' + ic + '.jpg'; t = 1;}
  if ((temp == 'id') && !t){id = daNu; temp = 'ia'; document.fd.src = 'cub_style/r/' + id + '.jpg'; t = 1;}
  var tik = setTimeout('setNew()', ivl);
  }}
  


  
setNew();