InfoPathJS

function OpenForm() {
    var dialogurl = "http://vardhaman:35353/sites/intranet/_layouts/FormServer.aspx?XmlLocation=/sites/intranet/NewFormLib/MyReport1.xml&Source=http://vardhaman:35353/sites/intranet/NewFormLib&DefaultItemOpen=1";
    var options = {
        url: dialogurl,
        width: 700,
        height: 700
    };
    SP.UI.ModalDialog.showModalDialog(options);
}