/*
*   - browser detection is based on user agent parsing
*   - feature/object detection should be prefered whereever it's possible.
*/
var UA = (function() {

    var match = navigator.userAgent.toLowerCase().match(/(opera|msie|firefox|chrome|safari)[\s\/]([^\s]*)/),
        name = { msie: 'ie', firefox: 'ff'}[match[1]] || match[1],
        version = parseFloat(match[2]),
        platform = (navigator.platform.toLowerCase().match(/mac|win|linux/) || ['other'])[0],
        UA = { name: name, platform: platform };

    UA[name] = version;
    UA[platform] = true;
    UA.webkit = !!(UA.safari || UA.chrome);

    return UA;

})();