var mac_firefox = function() {
var
ua = navigator.userAgent.toLowerCase(),
is = function(t){ return ua.indexOf(t) != -1; },
h = document.getElementsByTagName('html')[0],
b = (!(/opera|webtv/i.test(ua)) && /msie (\d)/.test(ua)) ? ((is('mac') ?
'ieMac ' : '') + 'ie ie' + RegExp.$1)
: is('gecko/') ? 'gecko' : is('opera') ? 'opera' : is('konqueror') ?
'konqueror' : is('applewebkit/') ? 'webkit safari' : is('mozilla/') ?
'gecko' : '',
os = (is('x11') || is('linux')) ? ' linux' : is('mac') ? ' mac' :
is('win') ? ' win' : '';

/*os= " mac";
b = "gecko";*/
var c = b+os+' js';


if ((os == " mac") && (b == "gecko") && (screen.height >= 600))
{
h.className += h.className?' '+c:c;
}
else
h.className = "";


}();