/*
CSS Browser Selector v0.5.0 (Jul 7, 2011)
Rafael Lima (http://rafael.adm.br)
http://rafael.adm.br/css_browser_selector
Ramin Gomari (http://saarblog.wordpress.com)
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' + (/trident\/4\.0/i.test(ua) ? '8' : RegExp.$1)) :
	/firefox\/(\d+)\.?(\d*)/i.test(ua) && parseInt(RegExp.$1) >= 2 ? g + ' ff ff' + RegExp.$1 + (parseInt(RegExp.$2) > 0 ? ' ff' + RegExp.$1 + '_' + RegExp.$2 : '') :
	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('webkit/') ? 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('iphone') || is('ipad') || is('ipod')) ? m + ' ipad' :
	(is('mac') || is('darwin')) ? 'mac' :
	is('webtv') ? 'webtv' :
	is('win') ? 'win' + (is('windows nt 6.0') ? ' vista' : is('windows nt 5.1') || is('windows nt 5.2') ? ' xp' : '') :
	(is('x11') || is('linux')) ? 'linux' : '',
'js'];
c = b.join(' ');
h.className += ' ' + c;
return c;
};
css_browser_selector(navigator.userAgent);