var browser     = '';
var version     = '';
var entrance    = '';
var cond        = '';

// Determine browser type and reset style sheet to match browser type

if (browser == ''){
if (navigator.userAgent.indexOf('Microsoft') != -1)
browser = 'IE'
else if (navigator.userAgent.indexOf('Netscape') != -1)
browser = 'Netscape'
else if (navigator.userAgent.indexOf('Firefox') != -1)
browser = 'Firefox'
else browser = 'IE';
}
if (version == ''){
version= navigator.appVersion;
paren = version.indexOf('(');
whole_version = navigator.appVersion.substring(0,paren-1);
version         = parseInt(whole_version);
}
if (browser == 'IE' && version >= 4) document.write('<'+'link rel="stylesheet" href="fhie.css" />');
if (browser == 'Netscape' && version >= 2.02) document.write('<'+'link rel="stylesheet" href="fhns.css" />');
if (browser == 'Firefox') document.write('<'+'link rel="stylesheet" href="fhff.css" />');