var cssFix = function(){

  var u = navigator.userAgent.toLowerCase(),

  is = function(t){return (u.indexOf(t)!=-1)};

  $("html").addClass([

    (!(/opera|webtv/i.test(u))&&/msie (\d)/.test(u))?('ie ie'+RegExp.$1)

      :is('firefox/2')?'gecko ff2'

      :is('firefox/3')?'gecko ff3'

      :is('iexplore/6')?'ie6'

      :is('iexplore/7')?'ie7'

      :is('chrome/')?'google'

      :is('gecko/')?'gecko'

      :is('opera/9')?'opera opera9':/opera (\d)/.test(u)?'opera opera'+RegExp.$1

      :is('konqueror')?'konqueror'

      :is('applewebkit/')?'webkit safari'

      :is('mozilla/')?'gecko':'',

    (is('x11')||is('linux'))?' linux'

      :is('mac')?' mac'

      :is('win')?' win':''

  ].join(''));

}();