var originalMenu = "";
var submenu = false;
var MouseOver = false;
var indexMenu = 0;
var browser=navigator.appName;

function OpenVideo()
{
    var a = document.getElementById('avideo');
    a.click();
}

function ShowPanel(span)
{
	$(span).find("div").css("visibility", "visible");
}

function HidePanel(span)
{
	$(span).find("div").css("visibility", "hidden");
}

function InitMenu()
{
    var Ul = document.getElementById('navSub');
    if(Ul)
        originalMenu = Ul.innerHTML;
}

function swapMenu(menuId)
{
    var subNav = document.getElementById("subNav");
    if (subNav==null) return;
    
    //[os]: store the initial submenu html the first time this is executed
    if (typeof(swapMenu.original) == "undefined")    
        swapMenu.original = subNav.innerHTML;
        
    var source = document.getElementById("hSubNav_" + menuId);
    
    if (source!=null)
        subNav.innerHTML = source.innerHTML;
    else //[os]: 0 is passed to reset to original
    {
        if (swapMenu.original)
            subNav.innerHTML = swapMenu.original;
        else
            subNav.innerHTML = "";
    }
}

// qued function loader for window.onload
function addLoadEvent(func) {
	var oldOnLoad = window.onload;
	if(typeof window.onload != "function") {
		window.onload = func;
	} else {
		window.onload = function() {
			oldOnLoad();
			func();
		}
	}
}
function ValidatThisForm()
{
    var chb1 = document.getElementById('ckb1');
    var chb2 = document.getElementById('ckb2');
    var adres = document.getElementById('ctl00_ContentPlaceHolder1_ContentCol_ctl00_txtAddress');
    var postcode = document.getElementById('ctl00_ContentPlaceHolder1_ContentCol_ctl00_txtZip');
    var plaats = document.getElementById('ctl00_ContentPlaceHolder1_ContentCol_ctl00_txtCity');
    var vraag = document.getElementById('ctl00_ContentPlaceHolder1_ContentCol_ctl00_txtQuestion');
    var form = document.forms[0];
    
    if( chb1.checked == false && chb2.checked == false)
    {
        return false;
    }
    else if(chb1.checked == true)
    {
        if (adres.value != "" && postcode.value != "" && plaats.value != "")
            return false;
        else    
        {
            alert('Vul adres, postcode en plaats in.');
            return true;
        }
    }
    else if(chb2.checked == true)
    {
        if (vraag.innerHTML != "")
            return false;
        else    
        {
            alert('Vul een vraag in.');
            return true;
        }
   }
}

function resetText(field) 
{
	if (field.value == '') 
	{
		field.value = 'Stel hier uw vraag...';
		field.style.color = '';
	}
}

function clearText(field)
{
	if (field.defaultValue == field.value)
	    field.value = '';
	field.style.color = "#303030";
}

function toggleVlak(sender) {
	var element 	= sender.parentElement.childNodes[2];
	var button 		= sender;
	
	if(!element) return true;
	
	if(element.style.display == "none") {
		element.style.display = "block" 
		button.style.backgroundImage = 'url(media/imgs/btn-minus.gif)';
	} else { 
		element.style.display = "none" 
		button.style.backgroundImage = 'url(media/imgs/btn-plus.gif)';
	} 
	return true;
}

function toggleFaq(faqId) 
{
	var question = document.getElementById(faqId);
	$(question).attr('href', 'javascript:;');
	$(question).parents('li').siblings().find('a').removeClass('active').next().hide();
	$(question).toggleClass('active').next().toggle();
	return false;
}

//todo: kleurtje met serverside meekomen
function highlightMenu(el)
{
    var img = el;
    img.oldSrc = img.src;
    img.src = img.src.replace(/color\=\%23000000/ig, "color=%232b79e4");
    //img.src = img.src.replace(/2F77DC/ig, "color=00000");
    el.oldHtml = document.getElementById('navSub').innerHTML;
    //ReplaceSubMenuPanel(el);
}

function deHighlightMenu(el)
{
    var img = el;
    if (img.src != img.oldSrc)
    {
        img.src = img.oldSrc;
        
        var submenu = document.getElementById('navSub');
        submenu.innerHTML = el.oldHtml;
    }
}

function addBlueColStyles(el)
{
/*
<span class="nr">1</span>                                  	
<strong>Aanmelding</strong>
<span>U meldt zich aan via deze website en ontvangt binnen 3 dagen de PreventieKompas Box en uw GezondheidsPaspoort</span>
*/

    var lists = el.getElementsByTagName("ol");
    for(var i = 0; i < lists.length; i++)
    {
        lists[i].className = "olist";
    }
    //alleen unordered lists aanpakken
    if (lists.length)
    {
        var ch = el.getElementsByTagName("li");
        for(var i = 0; i < ch.length; i++)
        {
            var li = ch[i];           
            var span1 = document.createElement("span");
            span1.className = "nr";
            span1.innerHTML = i+1;
            li.insertBefore(span1,li.firstChild); 
        }
    }
}

function showPopup() {
/*
    $('div#tellAfriend').show();
    $('div#dimmedOverlay').show();
*/    
}

function hidePopup() {
/*
    $('div#tellAfriend').hide();
    $('div#dimmedOverlay').hide();
*/    
}