function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

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&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
// JavaScript Document

function isEmailAddress (string) {
  var addressPattern = 
    /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/;
  return addressPattern.test(string);
}

/*function isPostcode (obj) {
  string = obj.value;
  var addressPattern = /^\d{4}\s[A-Za-z]{2}$/;
  if(addressPattern.test(string)){
	return true;
  }
  addressPattern = /^\d{4}[A-Za-z]{2}$/;
  if(addressPattern.test(string)){
	obj.value = string.substr(0,4) + ' ' + string.substr(4,2);
	return true;
  }
  return false;
}*/

function isPostcode (obj) {
  string = obj.value; 
  return string.length>4;
}

/*function isTelOrMobile(string){
   var pattern = /^([0]\d{2}(-|\s)[1-9]\d{6})|([0]\d{3}(-|\s)[1-9]\d{5})|([0]\d{9})|(06(-|\s)?[1-9][0-9]{7})$/;
	return pattern.test(string);
}*/

function isTelOrMobile(string){ 
  return string.length>=10;
}


function isDate(string, format){	
	dateBits = DateComponents(string, format);

	if (dateBits == null) return false;

	day = dateBits[0];
	month = dateBits[1];
	year = dateBits[2];
	if ((month < 1 || month > 12) || (day < 1 || day > 31)) { // check month range 
		return false;
	} 

	if ((month==4 || month==6 || month==9 || month==11) && day==31) {
		return false;
	}

	if (month == 2) {
		testyear = year;// check for february 29th 
		if(year < 20){
			testyear = 20 + year;
		}else if(year<100){
			testyear = 19 + year;
		}

		var isleap = (testyear % 4 == 0 && (testyear % 100 != 0 || testyear % 400 == 0)); 
			if (day>29 || (day==29 && !isleap)) {
				return false;
			}
		} 
	return true;
}

function DateComponents(dateStr, format){
	var splitChar = (format.indexOf('-')>0?'-':(format.indexOf('/')>0?'/':(format.indexOf('.')>0?'.':'')));
	var formatArr = format.split(splitChar);
	var dateArr = dateStr.split(splitChar);
	var retArr = new Array(formatArr.length);

	if(dateArr.length == formatArr.length){
		for(i=0;i<formatArr.length;i++){
			if(formatArr[i]=="dd" && dateArr[i]<=31){
				retArr[0] = dateArr[i];
			}else if(formatArr[i]=="mm" && dateArr[i]<=12){
				retArr[1] = dateArr[i];
			}else if(formatArr[i]=="yyyy" && dateArr[i]<3000){
				retArr[2] = dateArr[i];
			}else if(formatArr[i]=="yy" && dateArr[i]<100){
				retArr[2] = dateArr[i];
			}else{
				return null;
			}
		}
		return retArr;
	}else{
		return null;
	}
}

/* submitNewsletterForm */
function submitNewsletterForm() {
var submitdata = true
var errorstr = ""
  
errorstr = "De volgende gegevens ontbreken of zijn niet compleet :\n";

if (!isEmailAddress(document.newsletterForm.emailadres.value))
 {
   errorstr = errorstr + "\n" + "  - het ingevoerde e-mailadres is niet juist";
   submitdata = false;
 }
	 
if (submitdata==true)
 {
   document.newsletterForm.action="/include/handlers/nieuwsbrief_submit.php";
   document.newsletterForm.submit();
 }
 else
 {
   alert(errorstr);
   return false;
 }
}	


/* submitSearchForm */
function submitSearchForm() {
var submitdata = true
var errorstr = ""
  
	 
if ( (document.searchForm.zoekterm.value.length<3) )
{
   errorstr =  "U dient minimaal 3 tekens in te voeren";
   submitdata = false;
 }

if (submitdata==true)
 {
   //document.searchForm.submit();
   location.href= document.searchForm.action + document.searchForm.zoekterm.value;
    return false;
 }
 else
 {
   alert(errorstr);
   return false;
 }
}	


/* submitLoginForm */
function submitLoginForm() {
var submitdata = true
var errorstr = ""
  
errorstr = "De volgende gegevens ontbreken of zijn niet compleet :\n";

if (!isEmailAddress(document.loginForm.loginEmail.value))
 {
   errorstr = errorstr + "\n" + "  - het ingevoerde e-mailadres is niet juist";
   submitdata = false;
 }

if ( (document.loginForm.loginWachtwoord.value.length==0) )
{
   errorstr = errorstr + "\n" + "  - het ingevoerde wachtwoord is niet juist";
   submitdata = false;
 }

if (submitdata==true)
 {
   document.loginForm.action="/include/handlers/login_submit.php";
   document.loginForm.submit();
 }
 else
 {
   alert(errorstr);
   return false;
 }
}