<div id="chart">
<div class="node">
    <div class="btn-group">
        <a class="btn dropdown-toggle" data-toggle="dropdown" href="#">
        Actions
        <span class="caret"></span>
        </a>
        <ul class="dropdown-menu" style="text-align:left;">
            <li><a href="#">Edit</a></li>
            <li><a href="#">Delete</a></li>
        </ul>
    </div>
</div>

<div class="node">
...
</div>

$("div#chart div.btn-group > a.dropdown-toggle").click(function (e) {
            e.stopPropagation();
        });

$("#orgchart").jOrgChart({ chartElement: '#chart' });

$("div#chart div.btn-group > a.dropdown-toggle, .dropdown-menu li a").click(function(e) {
    e.stopPropagation();
    $('.dropdown-menu').toggle();
});​

$("div#chart div.btn-group > a.dropdown-toggle").click(function (e) {

            e.isDropDownToggleEvent =true;
})

$("div.node").click(function (e) {
     if (e.isDropDownToggleEvent != null && e.isDropDownToggleEvent)
         return false;

     return true;
})

$("div#chart .dropdown-menu li").bind('click',function (e) {
            e.stopPropagation();
        },false);