//<!-- V1.0 -->


var ns4
var ie4
var ie5
var ns6

if (navigator.appName == "Netscape")
{
	ie5 = false;
	ie4 = false;
	ns4 = (document.layers)? true:false;
	if (!ns4) 
		{ns6=true;}

}else
{
	ns4 = false;
	ns6 = false
	ie4 = (document.all)? true:false;
	ie5 = false;
	if (ie4) {
		if (navigator.userAgent.indexOf('MSIE 5')>0) {
		ie5 = true;
	}
}
}

if (ns4)
{
	window.location="Deze%20pagina%20is%20niet%20geschikt%20voor%20uw%20browser<br>Excuses%20voor%20het%20ongemak";
}

if ((!ns4)&&(!ie4)&&(!ns6))
{
	window.location="Deze%20pagina%20is%20niet%20geschikt%20voor%20uw%20browser<br>Excuses%20voor%20het%20ongemak";

}

function verfris()
{
productveranderen();
klacht();
cleartht2();

}


function show()
{
	if (!ns6){
	
	self.document.all["over"].style.display="";
	}else
	{self.document.getElementById("over").style.display="";}
	

}

function clearscr()
{
	if (!ns6){
	self.document.all["over"].style.display="none";

	}else
	{
	self.document.getElementById("over").style.display="none";

	}

}


function klacht()
{
var s
	if (!ns6){

s = document.all["soortcontact"].options[document.all["soortcontact"].selectedIndex].value.toString();

if (s == "-1" ){
	clearscr();
}else{
if ( s.substring(s.length - 1,s.length) == "1" )
{
	show();
}else
{
	clearscr();
}}
}else
{

s = document.getElementById("soortcontact").options[document.getElementById("soortcontact").selectedIndex].value.toString(); 

if (s == "-1" ){
	clearscr();
}else{
if ( s.substring(s.length -1 ,s.length ) == "1" )
{
	show();
}else
{
	clearscr();
}}
}	
}


function cleartht()
{
if (!ns6){
if (!document.all["over"].document.all["thtonbekend"].checked)
	{
		document.all["over"].document.all["tht"].value = "";
		document.all["over"].document.all["tht"].disabled = true;
	}else
	{
		document.all["over"].document.all["tht"].disabled = false;
	}
	}else
	{
if (!self.document.getElementById("thtonbekend").checked)
	{
		self.document.getElementById("tht").value = "";
		self.document.getElementById("tht").disabled = true;
	}else
	{
		self.document.getElementById("tht").disabled = false;
	}	
	}
}

function cleartht2()
{
if (!ns6){
if (document.all["over"].document.all["thtonbekend"].checked)
	{
		document.all["over"].document.all["tht"].value = "";
		document.all["over"].document.all["tht"].disabled = true;
	}else
	{
		document.all["over"].document.all["tht"].disabled = false;
	}
	}else
	{
if (self.document.getElementById("thtonbekend").checked)
	{
		self.document.getElementById("tht").value = "";
		self.document.getElementById("tht").disabled = true;
	}else
	{
		self.document.getElementById("tht").disabled = false;
	}
	}
}