gistfile1.html

<a class="open-dialog2" closeOnOverlayClick="false" showCloseHandle="false" rel="sample1-dialog">simple alert</a>

<!-- which is equivalent to the following javascript snippet -->
<script type="text/javascript">
    $(function() {
        $("#sample1-dialog").dialog2({
            showCloseHandle: false,
            removeOnClose: false, 
            autoOpen: false
        });

        $(".open-dialog2").click(function(event) {
            event.preventDefault();
            $("#sample1-dialog").dialog2("open");
        });
    });
</script>