var menu_over_class = " menu_over";
        
function menu_over(sender)
{
    if(sender.className == "")
    {
        sender.className = menu_over_class;
    }
    else
    {
        sender.className += menu_over_class;
    }
}

function menu_out(sender)
{
    sender.className = sender.className.substr(0,sender.className.indexOf(menu_over_class));
}

function submenu(show)
{
    if (show == true)
    {
        document.getElementById("submenu").style.display = "block";
    }
    else
    {
        document.getElementById("submenu").style.display = "none";
    }
}

function nav(sender)
{
    var url = "";
    switch(sender.innerHTML)
    {
        case "dromen":url="Dromen.aspx"; break;
            case "aanmelden":url="DromenAanmelden.aspx"; break;
            case "privacy":url="Privacy.aspx"; break;
            case "evenementen":url="Evenementen.aspx"; break;
            
        case "steun ons":url="SteunOns.aspx"; break;
            case "word donateur":url="WordDonateur.aspx"; break;
            case "club van 1000":url="Clubvan1000.aspx"; break;
            
        case "vrijwilligers":url="Vrijwilligers.aspx"; break;
            case "meld je aan":url="VrijwilligersMeldJeAan.aspx"; break;
            case "dreamchaser":url="Dreamchaser.aspx"; break;
            
        case "organisatie":url="Organisatie.aspx"; break;
            case "nieuws":url="Nieuws.aspx"; break;
            case "persberichten":url="Persberichten.aspx"; break;
            case "contact":url="Contact.aspx"; break;
            
        case "sponsors":url="Sponsoren.aspx"; break;
    }
    if (url != "")
    {
        location.href = url;
    }
}

function load()
{
    // Preselect menuitem and remove mouseover, mouseout events
    var menu_item = "";
    switch(location.pathname.substr(location.pathname.lastIndexOf("/")+1))
    {
        case "Dromen.aspx":
        case "DromenAanmelden.aspx":
        case "Privacy.aspx":
        case "Evenementen.aspx":
            menu_item = "menu01";
            break;
        case "SteunOns.aspx":
        case "WordDonateur.aspx":
        case "Clubvan1000.aspx":
            menu_item = "menu02";
            break;
        case "Vrijwilligers.aspx":
        case "VrijwilligersMeldJeAan.aspx":
        case "Dreamchaser.aspx":
            menu_item = "menu03";
            break;
        case "Organisatie.aspx":
        case "Nieuws.aspx":
        case "Persberichten.aspx":
        case "Contact.aspx":
            menu_item = "menu04";
            break;
        case "Sponsoren.aspx":
            menu_item = "menu05";
            break;
    }
    if(menu_item != "")
    {
        document.getElementById(menu_item).className += menu_over_class;
        // FireFox hack
        document.getElementById(menu_item).removeAttribute("onmouseover");
        document.getElementById(menu_item).removeAttribute("onmouseout");
        // IE hack
        document.getElementById(menu_item).onmouseover = "";
        document.getElementById(menu_item).onmouseout = "";
    }
}