/*
 * CSS Browser Selector v0.3.4 (Sep 29, 2009)
 * 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',
		h = document.getElementsByTagName('html')[0],
		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')?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('chrome')?w+' chrome':is('iron')?w+' iron':is('applewebkit/')?w+' '+s+(/version\/(\d+)/.test(ua)?' '+s+RegExp.$1:''):is('mozilla/')?g:'',is('j2me')?'mobile':is('iphone')?'iphone':is('ipod')?'ipod':is('mac')?'mac':is('darwin')?'mac':is('webtv')?'webtv':is('win')?'win':is('freebsd')?'freebsd':(is('x11')||is('linux'))?'linux':'','js'];
	c = b.join(' ');
	h.className += ' '+c;
	h.className = h.className.replace(/^\s+/, '');
	return c;
};

css_browser_selector(navigator.userAgent);