Ajax button call inside a MVC grid

In a MVC grid i have an edit button to edit the details.But when i am clicking on the button im unable to call the method.

<script>
    function updatecall(id) {
        alert(id);$.ajax({
            url: '@Url.Action("edit", "PhoneBook")',
            cache: false,
            data: {
                'id': id
            },
            success: function (result) { },
            error: function (result) { }
        })
    }</script><b><a href=@Url.Action("edit", "PhoneBook", new { id = d.MObileNUmber }) title="Edit" >Edit</a><a href="#Delete" id="Delete_pop" onclick="Delete(@d.MObileNUmber)">Delete</a></b>);