$("#dialog").dialog({
			bgiframe: true,
			autoOpen: false,
			height: 230,
			modal: true,
			buttons: {
				'Logga in': function() {
					var name = $("#username"),
							password = $("#password"),
							allFields = $([]).add(name).add(password),
							tips = $("#vtips");

					var bValid = true;
					allFields.removeClass('ui-state-error');

					bValid = bValid && checkLength(name,"Skriv inn änvandarnamn",3,14);
					bValid = bValid && checkLength(password,"Skriv inn lösenord",5,24);
					bValid = bValid && checkRegexp(name,/^[a-zA-Z0-9\s\xc5\xc4\xd6\xe5\xe4\xf6]+$/i,"Felaktig änvandarnamn.");
					bValid = bValid && checkRegexp(password,/^[a-zA-Z0-9\s\xc5\xc4\xd6\xe5\xe4\xf6]+$/,"Felaktig lösenord");

					if (bValid) {
						$.ajax({
							url: '/interactive/',
							type: 'POST',
							data: 'username=' + name.val() + '&password=' + password.val(),
      				cache: false,
      				success: function (html) {
								if (html == 'ok') {
									$('#dialog').dialog('close');
									top.location.href = '/aa';
								} else {
									updateTips('Fel lösenord!');
								}
							}
      			});
					}

				},
				Avbryta: function() {
					$(this).dialog('close');
				}
			},
			close: function() {
				allFields.val('').removeClass('ui-state-error');
			}
		});