// Syntax: wl( url [, 1] )
// Setting the second argument will open the url from the first argument in a new window
function wl(u) {
	switch (arguments.length) {
		case 2:
			window.open(u, '_blank');
			break;
		case 1:
			window.location = u;
			break;
		default:
			break;
	}
}

function enlarge(u) { window.open("enlarge.asp?img=" + u, "made4youenlarge", "width=200,height=100"); }

function voorwaarden(u) { window.open("voorwaarden.asp", "made4youvoorwaarden", "width=550,height=400"); }

function chkLoginFrm() {
	var errLvl = 0;
	var errMsg = "";
//	if(document.forms.frmLogin.txtUsername.value == '') { errLvl = 1; errMsg += '- Loginnaam\n' }
	if(checkEmail(document.forms.frmLogin.txtUsername.value) == false) { errLvl = 1; errMsg += '- Loginnaam\n' }
	if(document.forms.frmLogin.txtPassword.value == '') { errLvl = 1; errMsg += '- Wachtwoord\n' }
	if(errLvl != 0) {
		alert("U heeft de volgende velden niet (juist) ingevuld:\n\n" + errMsg + "\nProbeert u het nogmaals a.u.b.")
	} else {
		document.forms.frmLogin.submit()
	}
}

function checkEmail(strEmail) {
    return (strEmail.search(/^[\w\.\-_]*[A-Z|a-z|0-9]{1}@([\w\-_]+\.)+[A-Za-z]{2,4}$/) != -1)
}

var currMnuID = 0;
function showMnu(nMnuID) {
	if(nMnuID != 1) { document.getElementById('divMnu1').style.visibility = 'hidden'; }
	if(nMnuID != 2) { document.getElementById('divMnu2').style.visibility = 'hidden'; }
	if(nMnuID != 3) { document.getElementById('divMnu3').style.visibility = 'hidden'; }
	if(currMnuID != 0) {
		eval("document.getElementById('divMnu" + currMnuID + "').style.visibility = 'visible';")
	}
	eval("document.getElementById('divMnu" + nMnuID + "').style.visibility = 'visible';")
	currMnuID = nMnuID;
}
function hideMnu(nMnuID) {
	eval("document.getElementById('divMnu" + currMnuID + "').style.visibility = 'hidden';")
	currMnuID = 0;
}