// bepaalt browser
browser = new Object();
browser. mac = navigator. appVersion. toLowerCase(). indexOf( 'mac' ) >= 0;
browser. win = navigator. appVersion. toLowerCase(). indexOf( 'win' ) >= 0;
browser. unix = navigator. appVersion. toLowerCase(). indexOf( 'unix' ) >= 0;
browser. ie = navigator. appName. toLowerCase(). indexOf( 'microsoft internet explorer' ) >= 0;
browser. ns = navigator. appName. toLowerCase(). indexOf( 'netscape' ) >= 0;
if( browser. ns ){ browser. version = parseFloat( navigator. appVersion );}
if( browser. ie ){browser. version = parseFloat( navigator. appVersion. substring( navigator. appVersion. toLowerCase(). indexOf( "msie" ) + 4 ) );}

// bepaal taal waarin bezoeker zit
var lan
lan = 'nl';
if (document.location.toString().indexOf("/nl/") == -1){
	lan = 'en';
}
	
// schrijft browserspecifieke stijlen uit...
if (browser.ns && browser.version < 5){
	document.write ('<link rel="stylesheet" href="/style/ns.css" type="text/css">');	
}

//ns4 resize fix
function onResize(){
if (browser.ns && browser.version<5){
	location.reload();
	}
}
window.onresize=onResize;

//vindt layers
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&id.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
//maakt layers visible of hidden
function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
//open pop-up
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
//formulier validatie
function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
	var errMs;
	if (lan == 'nl'){
		errMs = 'U heeft de volgende velden niet of onjuist ingevuld: \n'
	}
	else{
		errMs = 'The following fields are not filled in correctly: \n'
	}
	
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+'\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+'\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+'\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+'\n'; }
  } if (errors) alert(errMs+errors);
  document.MM_returnValue = (errors == '');
}