if((navigator.appName=="Netscape")&&(parseInt(navigator.appVersion.substring(0,3))>=5.0)){
   if(navigator.appVersion.indexOf("Win") != -1){
      document.write('<link rel="stylesheet" type="text/css" href="./data/css/main.css" charset="Shift_JIS" title="TOP Style" />');
   }
   else{
      document.write('<link rel="stylesheet" type="text/css" href="./data/css/nn6.css" charset="Shift_JIS" title="TOP Style" />');
   }
}
else{
   document.write('<link rel="stylesheet" type="text/css" href="./data/css/main.css" charset="Shift_JIS" title="TOP Style" />');
}
if((navigator.appName=="Netscape")&&(parseInt(navigator.appVersion.substring(0,3))<5.0)&&(navigator.appVersion.indexOf("Win") != -1)){
   document.write('<style type="text/css"> ');
   document.write('.txt { font-size:11px } ');
   document.write('</style> ');
}
else{
   document.write('<style type="text/css"> ');
   document.write('.txt { font-size:10px } ');
   document.write('</style> ');
}