Kendo Grid Select All Check Box

Select All check Box Functionality for Kendo UI Grid

function SelectAll() 
{
if ($("#chkSelectAll").attr('checked')) { $(".k-grid-content tbody tr").each(function () {

var values = [];
var $row = $(this);
//where .inpchk is the class name
var checked = $row.find('.inpchk').attr('checked');
if (($row.find(".inpchk").attr('disabled') == 'disabled')) {
$row.find(".inpchk").removeAttr('checked');
}
else {
   
$row.find(".inpchk").attr('checked', 'checked');
}            
               
});

}


else {                   
 $(".k-grid-content tbody tr").each(function () {

var $row = $(this);
$row.find(".inpchk").removeAttr('checked');                   

});
}
             
}
------------------------------------

//Grid Binding

 $("#grdid").kendoGrid({

dataSource: {

data: obj,

schema: {

model: {

fields: {

Severity: { type: "string" },

AlertMsgId: { type: "number" },

Active: { type: "string" }

}

}

},

pageSize: 5

},

serverPaging: true,

serverFiltering: true,

serverSorting: true,

height: 200,

filterable: true,

sortable: true,

pageable: true,

selectable: true,

dataBound: onDataBound,

columns: [

{

field: "check_row", title: " ", filterable: false, sortable: false,

template: "<input class='inpchk' type='checkbox'/>",

title: "<input type='checkbox' id='chkSelectAll' onchange='SelectAll();'/>",

width: 34

},

{

hidden: true,

title: "Id",

field: "Id",

width: 50

},

{

title: "Severity",

field: "Severity",

width: 80

}

 ]

});

});