ua=navigator.userAgent;
l='<link rel="stylesheet" type="text/css" href="/';
c='.css">';
if (ua.indexOf('IE 5.0')  >=0  && ua.indexOf('Opera') ==-1) document.write(l+'ie50'+c);
if (ua.indexOf('IE 5.5')  >=0  && ua.indexOf('Opera') ==-1) document.write(l+'ie55'+c);
if (ua.indexOf('IE 6')  >=0  && ua.indexOf('Opera') ==-1) document.write(l+'ie6'+c);
if (ua.indexOf('Gecko') >=0 ) document.write(l+'mozilla'+c);
if (ua.indexOf('Opera') >=0 ) document.write(l+'opera'+c);