Untitled

/*
 * JavaScript Pretty Date
 * Copyright (c) 2011 John Resig (ejohn.org)
 * Licensed under the MIT and GPL licenses.
 */

// Takes an ISO time and returns a string representing how
// long ago the date represents.
function prettyDate(time){
        var date = new Date((time || "").replace(/-/g,"/").replace(/[TZ]/g," ")),
                diff = (((new Date()).getTime() - date.getTime()) / 1000),
                day_diff = Math.floor(diff / 86400);

        if ( isNaN(day_diff) || day_diff < 0 || day_diff >= 31 )
                return;

        return day_diff == 0 && (
                        diff < 60 && "just now" ||
                        diff < 120 && "1 minute ago" ||
                        diff < 3600 && Math.floor( diff / 60 ) + " minutes ago" ||
                        diff < 7200 && "1 hour ago" ||
                        diff < 86400 && Math.floor( diff / 3600 ) + " hours ago") ||
                day_diff == 1 && "Yesterday" ||
                day_diff < 7 && day_diff + " days ago" ||
                day_diff < 31 && Math.ceil( day_diff / 7 ) + " weeks ago";
}

// If jQuery is included in the page, adds a jQuery plugin to handle it as well
if ( typeof jQuery != "undefined" )
        jQuery.fn.prettyDate = function(){
                return this.each(function(){
                        var date = prettyDate(this.title);
                        if ( date )
                                jQuery(this).text( date );
                });
        };