mijngo = {
	openLogin : function() {
		try {
			document.getElementById('login').className = 'opened';
		} catch (e) {
		}
		return false;
	},
	closeLogin : function() {
		try {
			document.getElementById('login').className = 'closed';
		} catch (e) {
		}
		return false;
	},
	submitAbort : function(senderObj, confirmMessage) {
		try {
			if (confirmMessage !== null) {
				if (!confirmMessage) {
					confirmMessage = 'Weet u zeker dat u wilt annuleren?';
				}
				if (!confirm(confirmMessage)) {
					return false;
				}
			}
			var form = senderObj.form;
			var hiddenField = document.createElement('input');
			hiddenField.name = senderObj.name;
			hiddenField.value = senderObj.value;
			hiddenField.type = 'hidden';
			form.appendChild(hiddenField);
			form.submit();
			return false;
		} catch (e) {
			alert ('Onbekende fout: ' + e.message);
		}
	}
}