var firstNames = [

      "Andrew", "Nancy", "Shelley", "Regina", "Yoshi", "Antoni", "Mayumi", "Ian", "Peter", "Lars", "Petra", "Martin", "Sven", "Elio", "Beate", "Cheryl", "Michael", "Guylene"];

  var lastNames = [

      "Fuller", "Davolio", "Burke", "Murphy", "Nagase", "Saavedra", "Ohno", "Devling", "Wilson", "Peterson", "Winkler", "Bein", "Petersen", "Rossi", "Vileid", "Saylor", "Bjorn", "Nodier"];

  var productNames = [

      "Black Tea", "Green Tea", "Caffe Espresso", "Doubleshot Espresso", "Caffe Latte", "White Chocolate Mocha", "Cramel Latte", "Caffe Americano", "Cappuccino", "Espresso Truffle", "Espresso con Panna", "Peppermint Mocha Twist"];

  var priceValues = [

      "2.25", "1.5", "3.0", "3.3", "4.5", "3.6", "3.8", "2.5", "5.0", "1.75", "3.25", "4.0"];

  for (var i = 0; i < 10; i++) {

      var row = {};

      var productindex = Math.floor(Math.random() * productNames.length);

      var price = parseFloat(priceValues[productindex]);

      var quantity = 1 + Math.round(Math.random() * 10);

      row["firstname"] = firstNames[Math.floor(Math.random() * firstNames.length)];

      row["lastname"] = lastNames[Math.floor(Math.random() * lastNames.length)];

      row["productname"] = productNames[productindex];

      row["price"] = price;

      row["quantity"] = quantity;

      row["total"] = price * quantity;

      data[i] = row;

  }

  var source = {

      localdata: data,

      datatype: "array"

  };

  var dataAdapter = new $.jqx.dataAdapter(source, {

      loadComplete: function (data) {},

      loadError: function (xhr, status, error) {}

  });

  $("#jqxgrid").jqxGrid({

      theme: 'energyblue',

      sortable: true,

      width: 500,

      groupable: true,

      groupindentwidth:40,

      groups: ['firstname'],

      rowdetails: true,

      showgroupsheader: false,

      source: dataAdapter,

      columns: [{

          text: 'First Name',

          datafield: 'firstname',

          width: 100

      }, {

          text: 'Last Name',

          datafield: 'lastname',

          width: 100

      }, {

          text: 'Product',

          datafield: 'productname',

          width: 180

      }, {

          text: 'Quantity',

          datafield: 'quantity',

          width: 80,

          cellsalign: 'right'

      }, {

          text: 'Unit Price',

          datafield: 'price',

          width: 90,

          cellsalign: 'right',

          cellsformat: 'c2'

      }, {

          text: 'Total',

          datafield: 'total',

          width: 100,

          cellsalign: 'right',

          cellsformat: 'c2'

      }]

  });