function randomImage(path,name,extension,min,max) {
  document.write("<img src="+path+name+(min + new Date().getSeconds()%(max-min))+"."+extension+">");
}

function showAll() {

  var doc = document;
  var t = doc.getElementsByTagName("TABLE");
  var d = doc.getElementsByTagName("DIV");
  var s = doc.getElementsByTagName("SPAN");
//  var img = doc.getElementsByTagName("IMG");

  d[0].style.display = "none";

  for (var i=0; i < t.length; t[i].style.display = (t[i].style.display == "" ? "block" : "none"), i++);
  for (var i=1; i < d.length; d[i].style.display = (d[i].style.display == "" ? "block" : "none"), i++);
  for (var i=0; i < s.length; s[i].style.display = (s[i].style.display == "" ? "inline" : "none"), i++);
//  for (var i=0; i < img.length; img[i].style.display = (img[i].style.display == "" ? "block" : "none"), i++);

}