//aan te passen
vanaf_links = 50;
vanaf_boven = 50;
grootste_breedte  = 640+20;//afmetingen van het grootste beeld +20
grootste_hoogte = 480+20;  //afmetingen van het grootste beeld +20
//hieronder niets wijzigen

function popBeeld(BeeldURL, gebid, fotonr){
	imgWin=window.open('fotopopup.asp?foto='+BeeldURL+'&gebid='+gebid+'&fotonr='+fotonr,'FotoPopup','scrollbars=no,width=150,height=100,left='+vanaf_links+',top='+vanaf_boven);
}


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 MM_changeProp(objName,x,theProp,theValue) { //v6.0
  var obj = MM_findObj(objName);
  if (obj && (theProp.indexOf("style.")==-1 || obj.style)){
    if (theValue == true || theValue == false)
      eval("obj."+theProp+"="+theValue);
    else eval("obj."+theProp+"='"+theValue+"'");
  }
}

function toggleDiv(divname, visibility) {
	var x=document.getElementById("container").getElementsByTagName("div");
	for (var i=0;i<x.length;i++){ 
		if (x[i].id.substr(0, 9)=='fotogroot') {
			MM_changeProp(x[i].id,'','style.visibility','hidden','DIV');
		}
	}
	MM_changeProp(divname,'','style.visibility',visibility,'DIV');
}

var loading = new Image;
loading.src = "/img/loading.gif"

function showImg(i) {
	if (i<=0) {
		i=pic.length-1;
	}
	if (i>=pic.length) {
		i=1;
	}
	current=i;
	if (document.getElementById("img_fotogroot").src!=pic[i]) {
		document.getElementById("img_fotogroot").src=loading.src;
	}
	document.getElementById("img_fotogroot").src=pic[i];
	toggleDiv("fotogroot", "visible");
}


function showImgAlt(i) {
	if (i<=0) {
		i=pic.length-1;
	}
	if (i>=pic.length) {
		i=1;
	}
	current=i;
	if (document.getElementById("img_fotogroot").src!=pic[i]) {
		document.getElementById("img_fotogroot").src=loading.src;
		window.status="loading image";
	}
	document.getElementById("img_fotogroot").src=pic[i];
	document.getElementById("img_fotogroot").alt=alt[i];
	document.getElementById("p_fotogroot").innerHTML=alt[i];
	toggleDiv("fotogroot", "visible");
}

var pic = new Array()
var alt = new Array()
var current;