Mostrar Fecha Con JavaScript

El codigo debajo muestra la fecha en el formato: Friday, June 11, 2010

var now = new Date();
var days = new Array('Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday');
var months = new Array('January','February','March','April','May','June','July','August','September','October','November','December');
var date = ((now.getDate()<10) ? "0" : "") + now.getDate();

function fourdigits(number) {
    return (number < 1000) ? number + 1900 : number;
}

today = days[now.getDay()] + ", " +
        months[now.getMonth()] + " " +
        date + ", " +
        (fourdigits(now.getYear())) ;

// escribir la fecha en el docuemento
document.write(today);