function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}


function getElementsByClassName(strClassName){
	var arrElements = document.getElementsByTagName('*');
	var arrReturnElements = new Array();
	strClassName = strClassName.replace(/-/g, "\-");
	var oElement;
	for(var i=0; i<arrElements.length; i++){
		oElement = arrElements[i];
		if((' '+oElement.className+' ').indexOf(' '+strClassName+' ')!=-1){
			arrReturnElements.push(oElement);
		}
	}
	return (arrReturnElements)
}

function setClass(obj)
{
	var arrElements = getElementsByClassName('podMenu');
	var tagLI = obj.parentNode;
	for(var i=0; i<arrElements.length; i++){
		oElement = arrElements[i];
		oElement.className='podMenu';
		if(tagLI == oElement)
		{
			createCookie('menuOpen',i);
		}
	}
	tagLI.className='podMenu otwarte';
}

function openMenu()
{
	var arrElements = getElementsByClassName('podMenu');
	var nr = readCookie('menuOpen');
	if(nr!=null){
		for(var i=0; i<arrElements.length; i++){
			oElement = arrElements[i];
			oElement.className='podMenu';
			if(i == nr)
			{
				oElement.className='podMenu otwarte';
			}
		}
	}
}