Unable to hide the datagrid columns using jquery

Question

Below is my grid binding logic in this grid I need to hide Department column conditionally that means if(admin == true) I need to show this column or else I need to hide this column how can I do this

 

var Form = $("#Form1");

$("#Grid_1", Form).html("Loading....");

$("#Grid_1", Form).DataGrid({

DataUrl: baseApiURL + '/Controller/GetDetails',

PostData: { SP_VA_AUTH_NO: AuthNo }, GridId: "GridDetails", Loader: false, PageSize: 10,

Columns: [

{ HeadStyle: "width:55px;", Title: "Id", ItemKey: "Id", ItemNull: "N/A" },

{ HeadStyle: "width:80px;", Title: "Name", ItemKey: "Name", ItemNull: "N/A" },

{ HeadStyle: "width:200px;", Title: "Salary", ItemKey: "Salary", ItemNull: "N/A" },

{ HeadStyle: "width:75px;", Title: "Department", ItemKey: "Department", ItemNull: "N/A" }

]

});