//                    ,
//                formatter: function(value,row,index){
//                    var download = row.priority+
//                        "&nbsp;&nbsp;&nbsp;<a href=\"#\" id = \"V_up_"+index+"\" class=\"easyui-linkbutton\" data-options=\"iconCls:'icon-add'\" onclick=moveUp(this,"
//                                + index+ ","+row.priority+","+row.id+")>上移</a>"
//                                 +"<a href=\"#\" id = \"V_down_"+index+"\" class=\"easyui-linkbutton\" data-options=\"iconCls:'icon-add'\" onclick=movedown(this,"
//                                + index+ ")>下移</a>";
//                    return download;
//                    } 
 function moveUp(value, index, priority,id) {

            var $tr = $(value).parents("tr");

            if ($tr.index() != 0) {

                $tr.fadeOut().fadeIn();

                $tr.prev().before($tr);

            }

            var columns = $('#dataGrid').datagrid("options").columns;

            // 得到rows对象

            var rows = $('#dataGrid').datagrid("getRows"); // 这段代码是// 对某个单元格赋值

            var changeRows = "";

            var beichangeRows ="";

            if(index == 0){

                beichangeRows = 2;

                changeRows = 1;

            }else{

                changeRows = rows[index-1].priority;

                beichangeRows = priority;

            }

            //进入后台更新优先级

            updatePriority(rows[index].id+"@"+changeRows,rows[index-1].id+"@"+beichangeRows);

    }

    function movedown(value, index,row) {

         var len = value.length;

         var $tr = $(value).parents("tr");

            if ($tr.index() != len - 1) {

                $tr.fadeOut().fadeIn();

                $tr.next().after($tr);

        }

            var columns = $('#dataGrid').datagrid("options").columns;

            // 得到rows对象

            var rows = $('#dataGrid').datagrid("getRows"); // 这段代码是// 对某个单元格赋值

            var changeRows = "";

            var beichangeRows ="";

            if(index == len - 1){

                beichangeRows =rows[index].priority;

                changeRows = rows[index+1].priority;;

                updatePriority(rows[index].id+"@"+changeRows,rows[index+1].id+"@"+beichangeRows);

            }

    }

    /**
     * 更新优先级
     * @param changeRows
     * @param beichangeRows
     */
    
    function updatePriority(changeRows,beichangeRows){
         $.ajax({
                url: '../productConfig/updatePriority',
                data: {"changeRows":changeRows,"beichangeRows":beichangeRows}, 
                type: 'post',
                dataType: 'json',
                success: function(r) {
                     $('#dataGrid').datagrid("reolad")
                }
            });
    }