Jqgrid 找不到grid.jqueryui.js？

如何添加此javascript文件来演示在线演示

无法进行列重新排序

sortable: true
rownumbers:true,
search:true,
    scroll:1, 
    pager: '#pcolr',
sortname: 'invdate',
viewrecords: true,
sortorder: "asc",
caption:"Column Reordering Example with toolbar search"

---

更新了缺少的jQueryUI JavaScript库链接

    rownumbers:true,
rowNum:10,
search:true,
scroll:1, 
pager: '#pcolr',
sortname: 'id',
viewrecords: true,
sortorder: "asc",