<!--

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_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}



var popupHandle;

function popup(picUrlString, windowWidth, windowHeight)
{

 
  if(popupHandle || popupHandle!=null)
  {
    if (!popupHandle.closed) popupHandle.close();
  }
  popupHandle=null;

  
  var x=(screen.width-windowWidth)/2
  var y=(screen.height-windowHeight)/2
  var featureString = "toolbar=no,scrollbars=no,resizable=no"
  featureString = ',left='+x + ',top='+y
  featureString += ',width='+windowWidth+',height='+windowHeight

  
  var htmlString = "<html><head><title>Klik om te sluiten</title></head>"
  htmlString += "<body marginwidth=0 marginheight=0 leftmargin=0 topmargin=0 bgcolor=black text=\"white\" onclick=\"self.close()\">"
  htmlString += "<A HREF=\"javascript:window.close();\" title=\"Sluit\" >"
  htmlString += "<IMG SRC=\"" + picUrlString + "\" BORDER=\"0\" WIDTH=" + windowWidth + " HEIGHT=" + windowHeight + "></A>"
  htmlString += "</body></html>"

  popupHandle = window.open("" ,"popup",featureString)
  popupHandle = window.open("" ,"popup")
  popupHandle.document.clear();
  popupHandle.document.writeln(htmlString);
  popupHandle.focus();
  popupHandle.document.close(); 
  return popupHandle;

}

function winclose()
{
  if (window.popupHandle!=null && !window.popupHandle.closed)
  {
    window.popupHandle.close();
  }
}

function doNothing(){}

function popups(mylink, windowname)
{
if (! window.focus)return true;
var href;
if (typeof(mylink) == 'string')
   href=mylink;
else
   href=mylink.href;
window.open(href, windowname, 'width=360,height=240,scrollbars=no');
return false;
}

function popup(URL, NAAM, DATA) {
window.open(URL, NAAM, DATA)
}


        function Help(section) {
      q=window.open('index.php?mod=help&section='+section, 'Help', 'scrollbars=1,resizable=1,width=450,height=400');
        }

        function ShowOrHide(d1, d2) {
          if (d1 != '') DoDiv(d1);
          if (d2 != '') DoDiv(d2);
        }
        function DoDiv(id) {
          var item = null;
          if (document.getElementById) {
                item = document.getElementById(id);
          } else if (document.all){
                item = document.all[id];
          } else if (document.layers){
                item = document.layers[id];
          }
          if (!item) {
          }
          else if (item.style) {
                if (item.style.display == "none"){ item.style.display = ""; }
                else {item.style.display = "none"; }
          }else{ item.visibility = "show"; }
         }

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function blocking(nr)
{
	if (document.layers)
	{
	current = (document.layers[nr].display == 'none') ? 'block' : 'none';
	document.layers[nr].display = current;
	}
	else if (document.all)
	{
	current = (document.all[nr].style.display == 'none') ? 'block' : 'none';
	document.all[nr].style.display = current;
	}
	else if (document.getElementById)
	{
	vista = (document.getElementById(nr).style.display == 'none') ? 'block' : 'none';
	document.getElementById(nr).style.display = vista;
	}
}

//-->