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];}
}

function popupOpenen(url,naam,breedte,hoogte,scrollbars) {

	var xPos = (screen.availWidth - breedte) / 2
	var yPos = (screen.availHeight - hoogte ) / 2

	service = window.open(url,naam,"menubar=no,toolbar=no,resizeable=no,scrollbars="+scrollbars+",width="+breedte+",height="+hoogte+",screenX="+xPos+",screenY="+yPos+",left="+xPos+",top="+yPos+",screenX="+xPos+",screenY="+yPos+",left="+xPos+",top="+yPos);
	service.focus();
}


/*
CUSTOM FUNCTIONS
*/
producten_show_hideArray=['green_power','tips_kaart'];

function producten_show_hide(id,show,parent){
	for(i=0;i<producten_show_hideArray.length;i++){
		divNull=MM_findObj(producten_show_hideArray[i]);
		if(divNull!=null){
			if(parent!=null){
				divNull=parent.divNull;
			}
			divNull.style.display="none";
			}
	};
	
	if(id < 0 )return;
	
	if(parent!="undefined"){
		div=MM_findObj(producten_show_hideArray[id],parent);
	}else{
		div=MM_findObj(producten_show_hideArray[id]);
	}
	
	if(div!=null){
		show=((show==0) ? "block":"none");
			div.style.display=show;	
	}
	
}

function checkMail(x)
{
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(x)) {
		return true;
	} else {
		return false;
	}
}


function check_tipform() {
	var check = true;
	var msg1 = '';
	var msg2 = '';
	var msg3 = '';
	if($F('voornaam') == '') {
		msg1 = "Enregistrez un prénom légitime.\n";
		check = false;
	}
	if($F('achternaam') == '') {
		msg1 = "Enregistrez un nom légitime.\n";
		check = false;
	}
	if($F('email') == '' || !checkMail($F('email'))) {
		msg2 = "Enregistrez un e-mail légitime.\n";
		check = false;
	}
	/*if($F('actievoorwaarden') == null ) {
		msg2 = "Actievoorwaarden zijn niet aangevinkt.\n";
		check = false;
	}*/
	if($F('tip') == '') {
		msg3 = "Enregistrez un conseil.\n";
		check = false;
	}
	if(check) {
		return true;
	} else {
		alert(msg1+msg2+msg3);
		return false;
	}
}