show

The show event is fired when the tooltip element gets shown.

<div id="container">Hello World!</div>

<script type="text/javascript">
    $(function () {
        $("#container").shieldTooltip({
            content: "Hello world tooltip!",
            events: {
                   show: function() {
                        alert("Tooltip element shown.");
                   }
            }
        });
    });
</script>