var browser     = '';
var version     = '';
var entrance    = '';
var cond        = '';
// BROWSER?
if (browser == ''){
if (navigator.userAgent.indexOf('Microsoft') != -1)
browser = 'IE'
else if (navigator.userAgent.indexOf("Safari") != -1)
browser = 'Safari'
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 == 'Safari' && version >= 1) document.write('<'+'link rel="stylesheet" href="scripts/tmgstyle_alt.css" />');
if (browser == 'IE' && version >= 4) document.write('<'+'link rel="stylesheet" href="scripts/tmgstyle.css" />');
if (browser == 'Firefox' && version >= 1) document.write('<'+'link rel="stylesheet" href="scripts/tmgstyle.css" />');