/* SERVER CACHE */
/*function checkSearchForm() {
	var searchValue = document.getElementById('searchValue');
	if(trim(searchValue.value) == '') {
		alert('Gelieve een zoekwoord in te geven!'); 
		searchValue.focus();
	} else {
		document.forms['search'].submit();
	} 
	return false;
}*/
function showdiv(layer_ref) {
	state = 'block';
	if (document.layers) { //IS NETSCAPE 4 or below
		document.layers[layer_ref].display = state;
	}
	if (document.getElementById) {// && !document.all) {
		maxwell_smart = document.getElementById(layer_ref);
		maxwell_smart.style.display = state;
	}
}
function hidediv(layer_ref) {
	state = 'none';
	if (document.layers) { //IS NETSCAPE 4 or below
		document.layers[layer_ref].display = state;
	}
	if (document.getElementById) {// && !document.all) {
		maxwell_smart = document.getElementById(layer_ref);
		maxwell_smart.style.display = state;
	}
}
function isInteger(val,theFrm)
{
    //alert(val.value);
	//alert(val.length);
    if(val==null)
    {
        alert('Gelieve een numerieke waarde in te geven');
        return false;
    }
    if (val.length==0)
    {
        alert('Gelieve een numerieke waarde in te geven');
        return false;
    }
    for (var i = 0; i < val.length; i++) 
    {
        var ch = val.charAt(i)
        if (i == 0 && ch == "-")
        {
            continue
        }
        if (ch < "0" || ch > "9")
        {
            alert('Gelieve een numerieke waarde in te geven');
			return false
        }
    }
    //return true
	theFrm.submit();
}
// check if a radio button is checked. If so, submit the form; else show message
function valButton2(btn,theFrm) {
    var cnt = -1;
	if(!btn.length) {
		if (btn.checked) {cnt = 1;}	
	} else {
		for (var i=btn.length-1; i > -1; i--) {
			if (btn[i].checked) {cnt = i; i = -1;}
		}
	}
    if (cnt > -1){
		theFrm.submit();
	} else{
		alert('Gelieve een datum te kiezen');
		return false;
	}
}
function trim(value){
  return value.replace(/^\s+|\s+$/g, '') ;
}
function GoToUrl(url)
{
	window.location.href = url;
}
/*
function toggleVis(btn){
	cells = getElementsByStyleClass(btn.name);
	mode = btn.checked ? 'block' : 'none';
	for(j = 0; j < cells.length; j++) cells[j].style.display = mode;
	checknav();
}
function getElementsByStyleClass (className) {
  var all = document.all ? document.all :
    document.getElementsByTagName('*');
  var elements = new Array();
  for (var e = 0; e < all.length; e++)
    if (all[e].className == className)
      elements[elements.length] = all[e];
  return elements;
}
*/