// Courtesy of SimplytheBest.net (http://simplythebest.net/info/dhtml_scripts.html)
if (document.images) {
//Leftbar images  
  cz = new Image();
  cz.src = "images/cz.gif";
  cz2 = new Image();
  cz2.src = "images/czon.gif";
  en = new Image();
  en.src = "images/en.gif";
  en2 = new Image();
  en2.src = "images/enon.gif";
  ru = new Image();
  ru.src = "images/ru.gif";
  ru2 = new Image();
  ru2.src = "images/ruon.gif";
  uvod = new Image();
  uvod.src = "images/uvod.gif";
  uvod2 = new Image();
  uvod2.src = "images/uvodon.gif";
  uvodru = new Image();
  uvodru.src = "images/uvodru.gif";
  uvodru2 = new Image();
  uvodru2.src = "images/uvodruon.gif";
  uvoden = new Image();
  uvoden.src = "images/uvoden.gif";
  uvoden2 = new Image();
  uvoden2.src = "images/uvodenon.gif";
  
}
function OnImage(name) {
	if (document.images) {
		fullname = eval(name + "2");
		document[name].src = fullname.src;
	}
}
function OffImage(name) {
  if (document.images) {
    fullname = eval(name);
	if (fullname.complete) {
      document[name].src = fullname.src;
	}
  }
}