var os = navigator.userAgent.toUpperCase();
var www = navigator.appName.toUpperCase();
//windows•ªŠò
if(os.indexOf("WIN") >= 0){
if(www.indexOf("MICROSOFT") != -1){
document.open();
document.write('');
document.close();
}
if(www.indexOf("NETSCAPE") != -1){
document.open();
document.write('');
document.close();
}
}
//mac•ªŠò
if(os.indexOf("MAC") >= 0){
if(www.indexOf("MICROSOFT") != -1){//mac ie•ªŠò
document.open();
document.write('');
document.close();
}
if(www.indexOf("NETSCAPE") != -1){
if(os.indexOf("SAFARI") != -1){//mac safari•ªŠò
document.open();
document.write('');
document.close();
}else{//mac nn•ªŠò
document.open();
document.write('');
document.close();
}
}
}