var _fnc =  function(dataField, columns)
            {
                if (columns == null)
                {
                    columns = this.$.gridPanel.getColumns();
                }
                
                for (var i = 0; i < columns.length; i++)
                {
                    if (columns[i].isGroupColumn)
                    {
                        arguments.callee(columns[i].getContentChildren());
                    }

                    if (columns[i].isCheckBoxColumn)
                    {
                        if (columns[i].dataField == dataField)
                        {
                            columns[i].gridColumn._checked = false;
                        }
                    }
                }
            }.bind(this);



me.setUnckeckGridHeader(me.$.gridPanel.getColumns(), ["ra_sel_yn", "bm_sel_yn", "ds_sel_yn"]);


            setUnckeckGridHeader(columns, dataFields)
            {
                var me = this;
                
                for (var i = 0; i < columns.length; i++)
                {
                    if (columns[i].isGroupColumn)
                    {
                        me.setUnckeckGridHeader(columns[i].getContentChildren(), dataFields);
                    }

                    if (columns[i].isCheckBoxColumn)
                    {
                        if (UT.hasInArray(dataFields, columns[i].dataField))
                        {
                            columns[i].gridColumn._checked = false;
                        }
                    }
                }
            }