function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function isEmail(str) 
{
  var supported = 0;
  if (window.RegExp) {
    var tempStr = "a";
    var tempReg = new RegExp(tempStr);
    if (tempReg.test(tempStr)) supported = 1;
  }
  if (!supported) 
    return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
    
  var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)|(\\s)");
  var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");
  return (!r1.test(str) && r2.test(str));
}

var fontdefault = 11;
var fontmin = 8;
var fontmax = 18;

function setCookie (name, value)
{
	var curCookie = name + "=" + escape(value);
	document.cookie = curCookie;
}

function getCookie (name)
{
	var dc = document.cookie;
	var prefix = name + "=";
	var begin = dc.indexOf("; " + prefix);
	if (begin == -1)
	{
		begin = dc.indexOf(prefix);
		if (begin != 0) return null;
	}
	else
	{
	    begin += 2;
	}
	var end = document.cookie.indexOf(";", begin);
	if (end == -1)
		end = dc.length;

	return unescape(dc.substring(begin + prefix.length, end));
}

var sv_odstej = 11;
function fontsize (velikost)
{
	if (document.styleSheets.length > 1) {
		if (parseInt (velikost) > fontmin && parseInt (velikost) < fontmax) {
			if (document.styleSheets[1].rules) { // IE
				for (i=0; i<document.styleSheets[1].rules.length; i++) {
					var rule = document.styleSheets[1].rules[i];
						var sv = parseInt(rule.style.fontSize);
						rule.style.fontSize = (parseInt(velikost)+sv-sv_odstej) + 'px';
						//alert(rule.style.fontSize + ' ' + velikost + ' ' + sv);
				}
			}
			else {
				for (i=0; i<document.styleSheets[1].cssRules.length; i++) {
					var rule = document.styleSheets[1].cssRules[i];
						var sv = parseInt(rule.style.fontSize);				
						rule.style.fontSize = (parseInt(velikost)+sv-sv_odstej) + 'px';
				}		
			}
			fontsetsize = velikost;
			sv_odstej = velikost;
			setCookie('smfont', velikost + '');				
		}
	}
}

function fontinit ()
{
	fontsetsize = parseInt (getCookie ('smfont'));

	if (!fontsetsize)
	{
		fontsetsize = fontdefault;
	}

	//fontsize (fontsetsize);
}

fontinit();

function OAvtorju ()
{
  var w = screen.width;
  var h = screen.height;
  var ow = 300;
  var oh = 170;
  var ol = parseInt((w-ow-10)/2);
  var ot =  parseInt((h-oh-40)/2);
  if (ot < 0){ ot = 0; }

  var HTMLPopUp = window.open ('/oavtorjih', 'Avtorji', 'width='+ow+',height='+oh+',left='+ol+',top='+ot)
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function prikaz(target,display) {
  var srcId, targetElement;
  targetElement = new getObj(target);

  if (typeof(targetElement.style) != 'undefined') {   
    if (display) { //targetElement.style.display == "none") {
    	targetElement.style.display = "";
    } else {
    	targetElement.style.display = "none";
    }                  
  }
}

function getObj(name)
{
  if (document.getElementById)
  {
  	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all)
  {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers)
  {
   	this.obj = document.layers[name];
   	this.style = document.layers[name];
  }
}

function PozabilGeslo()
{ 
  var param;
  param = '';
  if (document.HTMLForm.uname.value != '') {
   param = '?User='+document.HTMLForm.uname.value;
  } 
  var HTMLPopUp = window.open ('/pozabilgeslo'+param, 'PozabilGeslo', 'width=360,height=350');
}

function ChangeList (id, lang)
{
	document.getElementById('L1Layer').style.display = 'none';
	document.getElementById('L2Layer').style.display = 'none';
	
	//MM_swapImage('zavihek','','images/zavihek'+id+'.gif',1);
	var zav = MM_findObj('zavihek')
	//if(lang == 'mac'){
	//	zav.src = "/" + lang + "/images/zavihek"+id+".gif";
	//}
	//else{
		zav.src = "/images/zavihek"+id+".gif";
	//}
		
	document.getElementById('L' + id + 'Layer').style.display = 'block';
}