main.js

$(document).ready(function () {
    $('.deleteUser').on('click', deleteUser)
});

function deleteUser() {
    alert('Опа ' + $(this).data('id') + ' гангнам стайл!');

    if (confirm('Are You Sure?')) {
        $.ajax({
            type: 'DELETE',
            url: '/users/delete/' + $(this).data('id')
        }).always(function (response) {
            window.location = '/';
        });
    }
}