$(document).ready(function() {
    $('ul.sf-menu').superfish();
});

function openDialog(src, width, height, title, data) {
    var iframe = '<iframe id="ModalDialog" name="ModalDialog" src="' + src + '" frameborder="0" style="overflow:scroll"></iframe>';

    refFrame = $(iframe).dialog({
        title: title,
        autoOpen: true,
        width: width,
        height: height,
        modal: true,
        data: data,
        resizable: false,
        autoResize: true,
        overlay: {
            opacity: 0.5,
            background: "black"
        }
    }).width(width).height(height);
}