function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

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; }
}
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_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_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 MM_openBrWindow(theURL,winName,features) { //v2.0
  mywindow=window.open(theURL,winName,features);
  mywindow.focus();
}

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_setTextOfLayer(objName,x,newText) { //v4.01
  if ((obj=MM_findObj(objName))!=null) with (obj)
    if (document.layers) {document.write(unescape(newText)); document.close();}
    else innerHTML = unescape(newText);
}

function P7AniMagic(el, x, y, a, b, c, s) { //v2.8 PVII
 var g,elo=el,f="",m=false,d="";x=parseInt(x);y=parseInt(y);
 var t = 'g.p7Magic = setTimeout("P7AniMagic(\''+elo+'\','; 
 if ((g=MM_findObj(el))!=null) {d=(document.layers)?g:g.style;}else{return;}
 if (parseInt(s)>0) {eval(t+x+','+y+','+a+','+b+','+c+',0)",' + s+')');return;}
 var xx=(parseInt(d.left))?parseInt(d.left):0;
 var yy=(parseInt(d.top))?parseInt(d.top):0;
 if(parseInt(c)==1) {x+=xx;y+=yy;m=true;c=0;}
 else if (c==2) {m=false;clearTimeout(g.p7Magic);}
 else {var i=parseInt(a);
  if (eval(g.moved)){clearTimeout(g.p7Magic);}
  if (xx<x){xx+=i;m=true;if(xx>x){xx=x;}}
  if (xx>x){xx-=i;m=true;if(xx<x){xx=x;}}
  if (yy<y){yy+=i;m=true;if(yy>y){yy=y;}}
  if (yy>y){yy-=i;m=true;if(yy<y){yy=y;}}}
 if (m){if((parseInt(navigator.appVersion)>4 || navigator.userAgent.indexOf("MSIE")>-1)&& navigator.userAgent.indexOf("Opera")==-1){
    xx+="px";yy+="px";}
  d.left=xx;d.top=yy;g.moved=true;eval(t+x+','+y+','+a+','+b+','+c+',0)",'+b+')');
  }else {g.moved=false;}
}


//Geen dreamweaver, maar wel e-mail validatie
function controleNieuwsbrief(){
   if (document.mailinglijstform.naamnieuwsbrief.value=="" || document.mailinglijstform.naamnieuwsbrief.value=="uw naam"){ 
      alert("Voer a.u.b. uw naam in, als u zich wilt abonneren op de nieuwsbrief");
	   document.mailinglijstform.naamnieuwsbrief.focus();	
	   document.mailinglijstform.naamnieuwsbrief.style.border='1 dashed #CC0000';	
		return false;
	}
   if (document.mailinglijstform.emailnieuwsbrief.value=="" || document.mailinglijstform.emailnieuwsbrief.value=="uw e-mail"){
      alert("Voer a.u.b. uw e-mailadres in, als u zich wilt abonneren op de nieuwsbrief");
	   document.mailinglijstform.emailnieuwsbrief.focus();	
	   document.mailinglijstform.emailnieuwsbrief.style.border='1 dashed #CC0000';	
		return false;
	}
   if (!valid_email(mailinglijstform.emailnieuwsbrief.value)){
      alert("Dit is geen geldig e-mail adres.");
	   document.mailinglijstform.emailnieuwsbrief.focus();	
	   document.mailinglijstform.emailnieuwsbrief.style.border='1 dashed #CC0000';	
      return false;
   }
   return true;
}

function valid_email(dit_adres){
   return /^[a-z]([-_.]?\w)*@[a-z0-9][-\w]*(\.[\w]+[-\w]*){0,2}\.[a-z]{2,}$/.test(dit_adres.toLowerCase());
}