function getexpirydate(nodays){
		var UTCstring;
		Today = new Date();
		nomilli=Date.parse(Today);
		Today.setTime(nomilli+nodays*24*60*60*1000);
		UTCstring = Today.toUTCString();
		return UTCstring;
	}

	function setcookie(name,value){
		cookiestring=name+"="+escape(value)+";EXPIRES="+ getexpirydate(365)+";PATH=/";
		document.cookie=cookiestring;
	}

	function getCookieData(label) {
		  var d = document
		  var labelLen = label.length
		  var cLen = d.cookie.length
		  var i = 0
		  while (i < cLen) {
			 var j = i + labelLen
			 if (d.cookie.substring(i,j) == label) {
				var cEnd = d.cookie.indexOf(";",j)
				if (cEnd == -1) {
					cEnd = d.cookie.length
				}
				return unescape(d.cookie.substring(j+1,cEnd)) // zwraca to jak cos jest
			 }
			 i++
		  }
		  return "puste" // ciasto nic nie ma
	   }
 
	function pokaz_ukryj(label, id, lp, blokada_roz){
		var id, lp, blokada_roz
		str = getCookieData(label);
		var result=str.indexOf(id)>-1
		
		
		
		if(result){
			document.getElementById(id).style.visibility = "visible";
			document.getElementById(id).style.display = "block";
			document.getElementById("a"+id).innerHTML = "<div id=a"+id+"><a href=\"javascript:zwi("+id+", '"+label+"')\"><img src=\"images/minus.jpg\"  border=0></a></div>";
			document.getElementById("b"+id).href = "javascript:zwi("+id+", '"+label+"')";
		}
		else{
			document.getElementById(id).style.visibility = "hidden";
			document.getElementById(id).style.display = "none";
			document.getElementById("a"+id).innerHTML = "<div id=a"+id+"><a href=\"javascript:roz("+id+", '"+label+"')\"><img src=\"images/plus.jpg\"  border=0></a></div>";
			document.getElementById("b"+id).href =  "javascript:roz("+id+", '"+label+"')";
		}
		
		if (!result){
			if (lp<4 && blokada_roz==1 ){
				document.getElementById(id).style.visibility = "visible";
				document.getElementById(id).style.display = "block";
				document.getElementById("a"+id).innerHTML = "<div id=a"+id+"><a href=\"javascript:zwi("+id+", '"+label+"')\"><img src=\"images/minus.jpg\"  border=0></a></div>";
				document.getElementById("b"+id).href = "javascript:zwi("+id+", '"+label+"')";
			}
		}
		
		
	}
	
	function zwi(id, label){
		var label
		document.getElementById(id).style.visibility = "hidden";
		document.getElementById(id).style.display = "none";
		str = getCookieData(label);
		setcookie(label, str.replace(id+";",""));
		document.getElementById("a"+id).innerHTML = "<div id=a"+id+"><a href=\"javascript:roz("+id+", '"+label+"')\"><img src=\"images/plus.jpg\"  border=0></a></div>";
		document.getElementById("b"+id).href = "javascript:roz("+id+", '"+label+"')";
	}
	
	function roz(id, label){
		var label
		
		document.getElementById(id).style.visibility = "visible";
		document.getElementById(id).style.display = "block";
		str = getCookieData(label);
		setcookie(label, str+id+";");
		document.getElementById("a"+id).innerHTML = "<div id=a"+id+"><a href=\"javascript:zwi("+id+", '"+label+"')\"><img src=\"images/minus.jpg\" border=0></a></div>";
		document.getElementById("b"+id).href = "javascript:zwi("+id+", '"+label+"')";
	}