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 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 false;
}

function hideContent(){
    document.getElementById("content").style.visibility="hidden";
    document.getElementById("navigation").style.visibility="hidden";
}
function showContent(){
    document.getElementById("content").style.visibility="visible";
    document.getElementById("navigation").style.visibility="visible";
}
function hideIntro(){
    document.getElementById("headintro").style.visibility="hidden";
}

function intro(){
    hideContent();
    hideIntro();
    /*
    createCookie("Cenabled",true,1);
    if(readCookie("Cenabled")){
        if (readCookie("skipIntro")){
            showContent();
        }
        else{
            document.getElementById("headintro").style.visibility="visible";
            createCookie("skipIntro",true,1);
        }
    }
    else
    {
        showContent();
    }*/
    if(location.pathname == '/'){
        document.getElementById("headintro").style.visibility="visible";
    }
    else
    {
        showContent();
    }
}