function handlePanel(panelName) {
            var p = $(panelName);
            p.visible() ? p.hide() : p.show();
            return false;
        }
        function addRow(obj) {
            var blankRow = obj;
            if (obj == null || obj == undefined)
                blankRow = document.getElementById('blankRow');
            var newRow = blankRow.cloneNode(true);
            newRow.style.display = '';
            blankRow.parentNode.insertBefore(newRow, blankRow);
        }
        function removeRow(obj) {
            obj.parentNode.parentNode.parentNode.removeChild(obj.parentNode.parentNode);
        }