<!--
var browser     = '';
var version     = '';
var os = '';
var entrance    = '';
var cond        = '';

if (browser == ''){
if (navigator.appName.indexOf('Microsoft') != -1)
browser = 'IE'
else if (navigator.appName.indexOf('Netscape') != -1)
browser = 'Netscape'
else browser = 'IE';
}
if (version == ''){
version= navigator.appVersion;
paren = version.indexOf('(');
whole_version = navigator.appVersion.substring(0,paren-1);
version         = parseInt(whole_version);
}
var sUserAgent = navigator.userAgent.toUpperCase();
if (os == '') {
if(sUserAgent.indexOf("WIN") != -1) {
        os = "Windows";
    } else if(sUserAgent.indexOf("MAC") != -1) {
        os = "Mac";
    } else if(sUserAgent.indexOf("UNIX") != -1) {
        os = "Linux";
    }
}

if (browser == 'IE' && version >= 4 && os=='Windows') document.write('<link rel="STYLESHEET" href="/css/win_ie.css" type="text/css">');
else if (browser == 'IE' && version >= 4 && os=='Mac') document.write('<link rel="STYLESHEET" href="/css/mac_ie.css" type="text/css">');
else if (browser == 'IE' && version >= 5 && os=='Mac') document.write('<link rel="STYLESHEET" href="/css/mac_ie.css" type="text/css">');
else if (browser == 'Netscape' && version >= 4   && version < 5 && os=='Windows') document.write('<link rel="STYLESHEET" href="/css/default.css" type="text/css">');
else if (browser == 'Netscape' && version >= 4  && version < 5 && os=='Mac') document.write('<link rel="STYLESHEET" href="/css/default.css" type="text/css">');
else if (browser == 'Netscape' && version >= 4   && version < 5 && os=='Linux') document.write('<link rel="STYLESHEET" href="/css/default.css" type="text/css">');
else if (browser == 'Netscape' && version >=5) document.write('<link rel="STYLESHEET" href="/css/mozilla.css" type="text/css">');
else document.write('<link rel="STYLESHEET" href="/css/default.css" type="text/css">');
//-->

