/*
CSS Browser Selector v0.4.0 (Nov 02, 2010)
Rafael Lima (http://rafael.adm.br)
http://rafael.adm.br/css_browser_selector
License: http://creativecommons.org/licenses/by/2.5/
Contributors: http://rafael.adm.br/css_browser_selector#contributors
*/
function css_browser_selector(u) {
    var ua = u.toLowerCase(),
    is = function(t) {
        return ua.indexOf(t) > -1
    },
    g = 'gecko',
    w = 'webkit',
    s = 'safari',
    o = 'opera',
    m = 'mobile',
    h = document.documentElement,
    b = [(!(/opera|webtv/i.test(ua)) && /msie\s(\d)/.test(ua)) ? ('ie ie' + RegExp.$1) : is('firefox/2') ? g + ' ff2': is('firefox/3.5') ? g + ' ff3 ff3_5': is('firefox/3.6') ? g + ' ff3 ff3_6': is('firefox/3') ? g + ' ff3': is('gecko/') ? g: is('opera') ? o + (/version\/(\d+)/.test(ua) ? ' ' + o + RegExp.$1: (/opera(\s|\/)(\d+)/.test(ua) ? ' ' + o + RegExp.$2: '')) : is('konqueror') ? 'konqueror': is('blackberry') ? m + ' blackberry': is('android') ? m + ' android': is('chrome') ? w + ' chrome': is('iron') ? w + ' iron': is('applewebkit/') ? w + ' ' + s + (/version\/(\d+)/.test(ua) ? ' ' + s + RegExp.$1: '') : is('mozilla/') ? g: '', is('j2me') ? m + ' j2me': is('iphone') ? m + ' iphone': is('ipod') ? m + ' ipod': is('ipad') ? m + ' ipad': is('mac') ? 'mac': is('darwin') ? 'mac': is('webtv') ? 'webtv': is('win') ? 'win' + (is('windows nt 6.0') ? ' vista': '') : is('freebsd') ? 'freebsd': (is('x11') || is('linux')) ? 'linux': '', 'js'];
    c = b.join(' ');
    if (is(o)) {
      if (is('opera m')) { c+= ' ' + m; } 
      }
    if (is('windows phone')) { c+= ' ' + m; }
    h.className += ' ' + c;
    //alert('this is c: ' +c);
    return c;
};
css_browser_selector(navigator.userAgent);