// JavaScript Document
if((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 )) {
   
      document.write('<link rel="stylesheet" href="css/ie1.css" type="text/css"/>');

} else  if ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 4)) {

          document.write('<link rel="stylesheet" href="css/nsc1.css" type="text/css"/>'); 
   
}