function addPlaats() {
	$("#multiple").append('<input id="search_plaatsnaam" class=" required auto_plaatsnaam ac_input" type="text" name="searchplaats_name[]" /><br />');
		initAutoPlaatsen();
	}
	
function toggleSMSAlert(elm)
{
	if (elm)
	{	
		if (elm.checked)
		{
			document.getElementById("smsAlert").style.display = 'block';
			document.getElementById("smsAlert").style.visibility = 'visible';
			document.getElementById("checkSMSAlert0").checked = true;
			$('#UserGSM').addClass("required");
		}
		else
		{
			document.getElementById("smsAlert").style.display = 'none';
			document.getElementById("smsAlert").style.visibility = 'hidden';
			document.getElementById("checkSMSAlert0").checked = false;
			$('#UserGSM').removeClass("required");
		}
	}
}

function validateSMSAlert() {
	
	if($('input[name=checkSMSAlert0]:checked').val() == '1') {
		$('#UserGSM').addClass("required");
	}
	else {
		$('#UserGSM').removeClass("required");
	}
}