$.extend($.fn.datagrid.methods, {

        editCell: function (jq, param) {

            return jq.each(function () {

                var opts = $(this).datagrid('options');

                var fields = $(this).datagrid('getColumnFields', true).concat($(this).datagrid('getColumnFields'));

                for (var i = ; i < fields.length; i++) {

                    var col = $(this).datagrid('getColumnOption', fields[i]);

                    col.editor1 = col.editor;

                    if (fields[i] != param.field) {

                        col.editor = null;

                    }

                }

                $(this).datagrid('beginEdit', param.index);

                for (var i = ; i < fields.length; i++) {

                    var col = $(this).datagrid('getColumnOption', fields[i]);

                    col.editor = col.editor1;

                    if (col.editor1 == "text") {

                        $(".datagrid-editable-input").focus();

                        $(".datagrid-editable-input").select();

                    }

                }

            });

        }

    });