w33c = (document.getElementById)? true:false;
if (w33c) {
	nsb4 = false;
	ieb4 = false;
}
else if (!w33c) {
	nsb4 = (document.layers)? true:false;
	ieb4 = (document.all)? true:false;
}


if (w33c || ieb4 || nsb4) 	browserOK = true;


var hideMenus = null;

function popup(id) {

	width = 250;
	height = 250;
	
	var winl = (screen.width-width)/2;
	var wint = (screen.height-height)/2;
	var settings ='height='+height+',';
	settings +='width='+width+',';
	settings +='top='+wint+',';
	settings +='left='+winl+',';
	settings +='scrollbars=0,';
	settings +='resizable=no';
	
    settings += "toolbar=0,location=0,statusbar=0,menubar=0";
	
    url = "scripts/popup.php?img="+id;
    settings = "toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=250,height=250";
    
    winopen = window.open(url,'',settings);
    if (winopen.opener == null) winopen.opener = self;

}

function popupI(id) {

	width = 250;
	height = 250;
	
	var winl = (screen.width-width)/2;
	var wint = (screen.height-height)/2;
	var settings ='height='+height+',';
	settings +='width='+width+',';
	settings +='top='+wint+',';
	settings +='left='+winl+',';
	settings +='scrollbars=0,';
	settings +='resizable=no';
	
    settings += "toolbar=0,location=0,statusbar=0,menubar=0";
	
    url = "scripts/popupI.php?img="+id;
   
    
    winopen = window.open(url,'',settings);
    if (winopen.opener == null) winopen.opener = self;

}

function popupP(url,width,height) {

 
	var winl = (screen.width-width)/2;
	var wint = (screen.height-height)/2;
	var settings ='height='+height+',';
	settings +='width='+width+',';
	settings +='top='+wint+',';
	settings +='left='+winl+',';
	settings +='scrollbars=0,';
	settings +='resizable=no';
	
    settings += "toolbar=0,location=0,statusbar=0,menubar=0";
    
    winopen = window.open(url,'',settings);
    if (winopen.opener == null) winopen.opener = self;

}

function add(smiley) {
	document.form.info.value = document.form.info.value + ' ' + smiley;
}



function con() {
        if(!confirm("Verwijderen?"))
			return false;
		return true;
}

function showElement(element) {
	
	if (document.getElementById){
		document.getElementById(element).style.display='block';
	}
	if(document.all){
		document.all[element].style.display='block';
	}
	if(document.layers){
		document.layers[element].display='block';
	}

}

function hideElement(element) {
	
	if (document.getElementById){
		document.getElementById(element).style.display='none';
	}
	if(document.all){
		document.all[element].style.display='none';
	}
	if(document.layers){
		document.layers[element].display='none';
	}
}


function toggle(id){
	if ((w33c && document.getElementById(id).style.visibility == '') || (ieb4 && document.all[id].style.visibility == '')){
		showLayer(id);
	}
	else if (w33c && document.getElementById(id).style.visibility == "hidden"){
		showE(id)
	}
	else if (w33c && document.getElementById(id).style.visibility == "visible"){
		hide(id);
	}
	else if (ieb4 && document.all[id].style.visibility == "hidden"){
		showLayer(id);
	}
	else if (ieb4 && document.all[id].style.visibility == "visible"){
		hide(id);
	}
}

function showLayer(id){
	if (w33c) document.getElementById(id).style.visibility = "visible";
	else if (ieb4) document.all[id].style.visibility = "visible";
}

function hide(id) {      
        if (w33c) document.getElementById(id).style.visibility = "hidden";
		else if (ieb4) document.all[id].style.visibility = "hidden";
}