// JavaScript Document
var csstype="external";

var mac_externalcss='css/mac.css';
var pc_externalcss='css/pc.css';

var mactest=navigator.userAgent.indexOf("Mac")!=-1;
if (csstype=="inline"){
   document.write('<style type="text/css">');
   if (mactest){
      document.write(mac_css);
   }
   else{
     document.write(pc_css);
     document.write('</style>');
   }
}
else if (csstype=="external"){
     document.write('<link rel="stylesheet" type="text/css" href="/'+ (mactest? mac_externalcss : pc_externalcss) +'">');
     document.getElementById('defaultOS').innerHTML='<link rel="stylesheet" type="text/css" href="/'+ (mactest? mac_externalcss : pc_externalcss) +'">';
}