function check() {
                var pom = document.getElementById('status');
                if (pom != null) {
                var value = pom.innerHTML;
                    if (value == 1) {
                        YAHOO.example.container.dialog5.show();
                    } else if (value == 2) {
                        YAHOO.example.container.layover.show();
                    }
                }
            }