// Hide all select boxes    
function hideSelect()
{
    if (document.all) // Only do this for IE
    {
        for (formIdx=0; formIdx<document.forms.length; formIdx++) 
        {
            var Formulier = document.forms[formIdx];
            for(elementIdx=0; elementIdx<Formulier.elements.length; elementIdx++)
            {
                window.status += Formulier[elementIdx].type;
                if(Formulier[elementIdx].type == "select-one") 
                {    Formulier[elementIdx].style.visibility = "hidden";    }
            }
        }
    }
}

// Unhide all select boxes
function unhideSelect()
{
    if (document.all) // Only do this for IE
    {
        for (formIdx=0; formIdx<document.forms.length; formIdx++) 
        {
            var Formulier = document.forms[formIdx];
            for(elementIdx=0; elementIdx<Formulier.elements.length; elementIdx++)
            {
                if(Formulier[elementIdx].type == "select-one") 
                {    Formulier[elementIdx].style.visibility = "visible";    }
            }
        }
    } 
}

function changeIt(ImageToChange, ImageToShow){
    if (document.images){ 
        document[ImageToChange].src = ImageToShow; 
    }else{
        if (document.getElementById){
            getElementById(ImageToChange).src = ImageToShow;
        }
    }
}
function printThis(){
    if(window.print){
        window.print();
    }
}

function DisplayHello()
{
 var d = new Date();
 var uur = d.getHours();
 
}

function HN(NavID){
    MyTD = document.getElementById('Nav'+NavID);
    MyA  = document.getElementById('ANav'+NavID);
    if(MyTD.className == 'Nav'){
        MyTD.className = 'NavActive';
    }else{
        MyTD.className = 'Nav';
    }
    if (MyA.className == 'Nav'){
        MyA.className  = 'NavActive';
    }else{
        MyA.className  = 'Nav';
    }
}
            
function ShowPopup(InfoURL,Naam,B,H,SB) 
{
	// open the popup window
    window.name = 'ShowbizzBasis';
	var popupURL = InfoURL;
  	var popup = window.open(popupURL,Naam,'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars='+SB+',resizable=0,width='+B+',height='+H+',top=20,left=220');
	// set the opener if it's not already set.  it's set automatically
	// in netscape 3.0+ and ie 3.0+.
	if( navigator.appName.substring(0,8) == "Netscape" )
	{
		popup.location = popupURL;
	}
    popup.focus();
}

    var aantalitems = 10; // AANPASSEN
    var oldelement = 'dummy';
    var oldelementid = '0';
    
    function OpenInfoDetail(elementid){    
        element = 'KorteOmschrijving' + elementid;
        elementnav = 'KorteOmschrijving' + elementid;
        elementnavclose = 'KorteOmschrijving' + oldelementid;
        obj1  = document.getElementById(element);
        obj2  = document.getElementById(oldelement);
        obj3  = document.getElementById(elementnav);
        obj4  = document.getElementById(elementnavclose);
        style1 = obj1.style;
        style2 = obj2.style;
        style3 = obj3.style;
        style4 = obj4.style;
        if(style1.display=='none'){
            style1.display = 'block';
            if(!((elementid=='0')&&(oldelement=='dummy'))){
                style2.display = 'none';
            }
            oldelement = element;
        }else{
            if(style1.display=='block'){
                style1.display = 'none';
                if(element!=oldelement){
                    style2.display = 'block';
                    oldelement = element;
                }else{
                    oldelement = 'dummy';
                }
            }
        }
        oldelementid = elementid;
    }