Edit in JSFiddle

//Object oriented javascript, testing scopes!
var customer = new function(name) {
    this.name = name;
    $('#one').html('Inside: ' + name);
    return {
        getName: function() {
            return name;
        },
        setName: function(newName) {
            name = newName;
        }
    };
}('Olaf');
customer.setName('Albert');
$('#two').html('Outside-1: ' + customer.getName());
$('#three').html('Outside-2: ' + customer.name)

<div id="one"></div>
<div id="two"></div>
<div id="three"></div>