function showSubmenu(naam, idnr, page, menu) {
	$.ajax({
		type:		"POST",
		url:		"/local/ajax/getSubmenu.php",
		data:		"idnr=" + idnr + "&naam=" + naam + "&page=" + page + "&menu=" + menu,
		success:	function (response) {
			$("#menuitems").children().removeClass('active');
			$("#item-" + idnr).addClass('active');
			
			$("#submenu").fadeOut(400, function() {
				$("#submenu").html(response).slideDown(400);
			});
		}
	});
	
	if (page !== 'intro') {
		$.ajax({
			type:		"POST",
			url:		"/local/ajax/getBackground.php",
			data:		"idnr=" + idnr,
			success:	function (response) {
				$("#body").css('background-image', 'url(/images/backgrounds/80/' + response + ')');
			}
		});
	}
}

function slideSubmenu(){
	$("#submenu").css('display','none');
	$("#submenu").slideDown(1000);
}

function showSubsubmenu(naam, idnr, page) {
	$.ajax({
		type:		"POST",
		url:		"/local/ajax/getSubsubmenu.php",
		data:		"&idnr=" + idnr + "&naam=" + naam + "&page=" + page,
		success:	function (response) {
			$("#submenu ul").children().removeClass('active');
			
			$("#submenu-" + idnr).addClass('active');
			$("#submenu-" + idnr).children('div').html(response).slideDown(400);
		}
	});
}

function showSubsubmenu_instant(naam, idnr, page) {
	$.ajax({
		type:		"POST",
		url:		"/local/ajax/getSubsubmenu.php",
		data:		"&idnr=" + idnr + "&naam=" + naam + "&page=" + page,
		success:	function (response) {
			$("#submenu ul").children().removeClass('active');
			
			$("#submenu-" + idnr).addClass('active');
			$("#submenu-" + idnr).children('div').html(response).show();
		}
	});
}

defaultStep=5
step=defaultStep 
function scrollDivDown(id){ 
	document.getElementById(id).scrollTop+=step 
	timerDown=setTimeout("scrollDivDown('"+id+"')",10) 
} 

function scrollDivUp(id){ 
	document.getElementById(id).scrollTop-=step 
	timerUp=setTimeout("scrollDivUp('"+id+"')",10) 
} 

function stopMeDown(){ 
	clearTimeout(timerDown);  
} 

function stopMeUp(){
	clearTimeout(timerUp);
}


function trim(value) {
  value = value.replace(/^\s+/,'');
  value = value.replace(/\s+$/,'');
  return value;
}