var IE = document.all?true:false

//All fields with id filled in are required fields.
function cOn(td, color) {
    if(document.getElementById||(document.all && !(document.getElementById))) {
	  td.style.backgroundColor= color;
	  td.style.cursor = 'pointer';
	}
}
function cOut(td,color) {
    if(document.getElementById||(document.all && !(document.getElementById))) {
	  td.style.backgroundColor= color;
	}
}

function nav(obj,show) {
	if(show){
		if(obj.src.indexOf('-o.png')==-1){
			obj.src=obj.src.replace('.png','-o.png')
		}
	}else{
		obj.src=obj.src.replace('-o.png','.png')
	}
}

function changeAction(formId,action){
//	document.getElementById(formId).action = action;
	alert(document.getElementById(formId).enctype);
//	document.getElementById(formId).enctype = 'application/x-www-form-urlencoded';
//	alert(document.getElementById(formId).enctype);
//	alert(document.getElementById(formId).action);
}

function navSubmenu(obj,show,id) {
	if(show){
		if(obj.src.indexOf('-o.png')==-1){
			obj.src=obj.src.replace('.png','-o.png')
		}
	}else{
		obj.src=obj.src.replace('-o.png','.png')
	}
}

function checkBegunstigerchapsvorm(nr)
{
	switch (nr)
	{
		case "1":
			document.getElementById("begunstigerschapsvormen_2").checked = false;
		break;
		case "2":
			document.getElementById("begunstigerschapsvormen_1").checked = false;
		break;
	}
}

function setInputFocus(obj,str) {
	// Functie die van een 'gedisabled' veld, een actief veld maakt (visueel).
	// Indie. de meeegegeven str overeenkomt (initieele waarde) met de waarde in het veld,
	// dan het veld leegmaken.
	obj.style.color = '#000000';
	if (obj.value == str)
		obj.value = '';
}

function switchCheckBox(linkage)
{
	var obj = document.getElementById(linkage);
	obj.checked = (obj.checked)?false:true;
}

function zap(id){
	if(document.getElementById(id).style.display=="block"){
		document.getElementById(id).style.display="none"
		document.getElementById('img_'+id).src="img/arrow_closed.jpg"
	}else{
		document.getElementById(id).style.display="block"
		document.getElementById('img_'+id).src="img/arrow_open.jpg"
	}
}

function zapIndex(id,l){
	var i=0
	if(document.getElementById(id+i).style.display=="block"){

	for (i=0;i<=50;i++)
	{
		if(document.getElementById(id+i)){
			document.getElementById(id+i).style.display="none";
		}
	}
	}else{
	for (i=0;i<=50;i++)
	{
		if(document.getElementById(id+i)){
			document.getElementById(id+i).style.display="block";
		}
	}
		
		
	}
}

function printme() {
	var objOut = document.getElementById("output");
	var out = objOut.innerHTML;
		
	var objFooter = document.getElementById("output_footer")
	var footer
	footer = objFooter.innerHTML;
		
	var wh = window.open("","wh","width=660px,height=480px,scrollbars=yes");
	wh.document.open();
	var output = '<link href="css/sIFR-print.css" rel="stylesheet" type="text/css">';
	output += '<link href="css/sIFR-screen.css." rel="stylesheet" type="text/css">';
	output += '<'+'script type="text/javascript">';
	output += 'window.print();';	
	output += '</'+'script>';
	output = '<html><head>'+output+'</head><body>'+out+footer+'</body></html>';
	wh.document.writeln(output);
	wh.document.close();
}

function openOverlay(title,url,width,height) {
  GB_showCenter(title, url, /* optional */ height, width)
}


function switchText(v)
{
	var txt_1 = document.getElementById('text_01');
	var txt_2 = document.getElementById('text_02');
	var txt_3 = document.getElementById('text_03');
	var txt_4 = document.getElementById('text_04');
	
	if(v=="Vrouw")
	{
		txt_1.style.display=txt_3.style.display='block';
		txt_2.style.display=txt_4.style.display='none';
	}
	else
	{
		txt_1.style.display=txt_3.style.display='none';
		txt_2.style.display=txt_4.style.display='block';
	}
}
