<!--

  // initialize script

  function initialize() {
     initialiseMenu();
  }
  
  function winstatus() {
    var sizeParams = arguments.length;
    var messwinstatus = '';
    if(sizeParams == 1) {
      var sw = true;
    } else {
      var sw = false;
    }
    switch(sw) {
      case true:
        messwinstatus = window.status;
        window.status = arguments[0];
        break;
      case false:
        window.status = messwinstatus;
        break;
    }
    return true;
  }
  
  function open_window(url, xdel, ydel, nameWin) {
    var selstr = "location=0,scrollbars=yes,toolbar=no,menubar=0,status=0,resizable=yes,height=" + ydel + ",width=" + xdel + ",dependent=1";
    var urlstr = url;
    sel = open(urlstr, nameWin, selstr);
  }

  function showSubMenu() {
  	var objThis = this;
  	for(var i = 0; i  < objThis.childNodes.length; i++) {
  		if(objThis.childNodes.item(i).nodeName == "UL") {
  			objThis.childNodes.item(i).style.display = "block";
  		}
  	}
  }

  function hideSubMenu() {
  	var objThis = this;
  	for(var i = 0; i  < objThis.childNodes.length; i++) {
  		if(objThis.childNodes.item(i).nodeName == "UL") {
  			objThis.childNodes.item(i).style.display = "none";
  			return;
  		}
  	}
  }

  function isoperabrowser()
  {
    v3 = 0; op = 0; ie4  = 0; ie5 = 0; nn4 = 0; nn6 = 0;
    isMac = 0; aol = 0;

    if(document.images){
        if(navigator.userAgent.indexOf("Opera") != -1){
            op = 1;
        } else {
            if(navigator.userAgent.indexOf("AOL") != -1){
                aol = 1;
            } else {
                ie4 = (document.all && !document.getElementById);
                nn4 = (document.layers);
                ie5 = (document.all && document.getElementById);
                nn6 = (document.addEventListener);
            }
        }
    } else {
        v3 = 1;
    }

    if(navigator.userAgent.indexOf("Mac") != -1){
        isMac = 1;
    }

    return op;
  }

  function initialiseMenu() {
    
    if(isoperabrowser())
    {
      var objLICollection = document.getElementById("ulmenu").getElementsByTagName("LI");
    } else {
      var objLICollection = document.getElementById("menu").getElementsByTagName("LI");
    }

  	for(var i = 0; i < objLICollection.length; i++) {
  		var objLI = objLICollection[i];
  		for(var j = 0; j  < objLI.childNodes.length; j++) {
  			if(objLI.childNodes.item(j).nodeName == "UL") {
  				objLI.onmouseover=showSubMenu;
  				objLI.onmouseout=hideSubMenu;
  				for(var j = 0; j  < objLI.childNodes.length; j++) {
  					if(objLI.childNodes.item(j).nodeName == "A") {
  						objLI.childNodes.item(j).className = "madite";
  					}
  				}
  			}
  		}
  	}
  }

  // zobrazí nebo skryje div dle ID
  function visiblediv(where, stav) {
    var what = (!stav) ? 'none' : 'block';
    document.getElementById(where).style.display = what;
  }

  // zobrazí nebo skryje div dle ID a umisti na obrazovku k myši
  function visiblehelp(where, stav) {
    var what = (!stav) ? 'none' : 'block';
  	document.getElementById(where).style.left = (xMousePos+10) + 'px';
    document.getElementById(where).style.top  = (yMousePos+2) + 'px';
    document.getElementById(where).style.display = what;
  }

//-->