public static string GetCustomAttrs(string WorkObjID)
        {
            IWFWorkflowService svc = Common.GetWorkFlowAPI();
            string             xml = null;

            try
            {
                xml = svc.GetCustomAttrs(WorkObjID);
                //WFCustomAttributes attrs = new WFCustomAttributes();
                //attrs.AttrXml = xml; // de-serialize xml
                //string[] attributeNames = attrs.GetNames();// get attribute names
                //Object value = attrs["MyAttributeName"]; // retrieve attribute value
            }
            catch (Exception ex)
            { }
            return(xml);
        }