var NoveOkno = window.NoveOkno;

function OtevriOkno(link,JmenoOkna)
 { 
   var Test=true;
   if (NoveOkno!=null && !NoveOkno.closed)
    { 
     NoveOkno.focus();
     NoveOkno.location.href=link.href;
    }
     else
      { 
	NoveOkno=window.open(link.href,JmenoOkna,"width=740,height=630,resizable=yes,scrollbars=yes,left=0,top=0");
        if (NoveOkno==null || typeof(NoveOkno)=="undefined") Test=false;
        else
        {
	 link.target=JmenoOkna;
         NoveOkno.focus();
        }
      }
      return Test;
 }

function Show(polozka1,polozka2)
{
  var id;
  id = "obr" + polozka1;
  document.getElementById(id).style.display = "";
  id = "obr" + polozka2; 
  document.getElementById(id).style.display = "none";
  if (polozka1<polozka2)
  {id="text"+polozka1;
   document.getElementById(id).style.backgroundColor = '#FFCC99' 
   }
  if (polozka1>polozka2)
  {id="text"+polozka2;
   document.getElementById(id).style.backgroundColor = 'white' 
   }
}

function AkceText(url)
{
 if (window.XMLHttpRequest) {
 odkaz = new XMLHttpRequest();
 } else if (window.ActiveXObject) {
 odkaz = new ActiveXObject("Microsoft.XMLHTTP");
 }
 odkaz.open("GET", "akce.htm", false);
 odkaz.send(null);
 document.write(odkaz.responseText);
}