var radioPlayerWindow="undefined";
var videoPlayerWindow="undefined";

/**
 * Download counter
 */
function dc(sender) {
	if (sender.href) {
		var img=new Image;
		img.src="/scripts/downloadcounter.php?doc="+sender.href;
	}	
}	

function videoPlayer(url,title) {
  videoPlayerWindow=window.open("/videoplayer.php?fragment="+url+"&title="+title,'popup_videoplayer','width=600,height=520,scrollbars=no,status=no,menubar=no,location=no,resizable=yes,titlebar=no');
  videoPlayerWindow.focus();
}	

function audioPlayer(url,title) {
	radioPlayerWindow=window.open("/audioplayer.php?fragment="+url+"&title="+title,'popup_audioplayer','width=280,height=70,scrollbars=no,status=no,menubar=no,location=no,resizable=no,titlebar=no');
  radioPlayerWindow.focus();
}

function toonVergroting(afbeelding) {
	var	breedte=500;
	var hoogte=400;
	var l=(screen.width-breedte)/2;
	var t=(screen.height-hoogte)/2;
	
  var w=window.open("/fotoviewer?afbeelding="+afbeelding,"vergroting","toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1,width="+breedte+",height="+hoogte+",left="+l+",top="+t);
  w.focus();
}

function submitFilterForm(f,veld){
	//alert(f.name);
	var trefwoord_id = document.getElementById("trefwoord_id");
	var mdg_id = document.getElementById("mdg_id");
	
	if(veld=="trefwoord_id"){
		mdg_id.value=0;
	}
	if(veld=="mdg_id"){
		trefwoord_id.value=0;
	}
	
	f.submit();
}

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_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_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}

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];}
}

/**
 * Doorsturen 
 */
function stuurDoor(p) {
	var v="";
	var w=window.open("/stuur_door"+v+"?p="+p,'stuurdoor_window','width=564, height=525, scrollbars=auto');
	w.focus();
}

/* FAQ - VRAAG & ANTWOORD */

function groupShow(groep) {
	hideOtherGroups("groep"+groep);
	currgroep=groep;

	//toggle clicked div
	var div_vragen=document.getElementById("groep"+groep);
	div_vragen.style.display=(div_vragen.style.display=='none')?div_vragen.style.display='block':div_vragen.style.display='none';
}

function hideOtherGroups(groep) {
	divs=document.getElementsByTagName("div");
	for (var i=0; i<divs.length; i++) {
	  if (divs[i].id!=groep && divs[i].id.substr(0, 5)=="groep" && divs[i].style.display!="none") {
	  	divs[i].style.display="none";
		}
	}
}

/* TOGGLE - Divs aan een uitzetten*/
function toggleDiv(divid) {
            if (document.getElementById(divid).style.display=='block') {
                        hideDiv(divid);
            }
            else {
                        showDiv(divid);
            }           
}
            
function showDiv(divid) {
 if (document.layers) document.layers[divid].display='block';
 else document.getElementById(divid).style.display='block';
}
 
function hideDiv(divid) {
 if (document.layers) document.layers[divid].display='none';
 else document.getElementById(divid).style.display='none';
}

/**
 * Doorsturen
 */
function stuurDoor(v) {
	var w=window.open(""+v+"" ,'stuurdoor_window','width=430,height=800,status=no,menubar=no,location=no,resizable=yes,titlebar=no,scrollbars=yes');
	w.focus();
}