function zmen_jazyk() {
	var puv, novy, tmp;

   if (location.href.indexOf("/en/") > 1) {
	puv = "/en/";
	novy = "/";
   } else {
	puv = "/";
	novy = "/en/";
     }

  tmp = location.pathname.substring(location.pathname.lastIndexOf("/")+1, location.pathname.length);
  location.href = location.href.replace(puv+tmp, novy+tmp);

 }


 function anglictina() {
   document.writeln("<p class='vlajka'><a href='javascript:zmen_jazyk();' title=''><img src='./img/en.png' width='23' height='15' alt='English' /> English</a></p>");

 }

 function cestina() {
   document.writeln("<p class='vlajka'><a href='javascript:zmen_jazyk();' title=''><img src='../img/cz.png' width='23' height='15' alt='Česky' /> Česky</a></p>");

 }