if(navigator.appName == "Netscape") {
var os_location = navigator.appVersion.lastIndexOf("Mac");
var version = navigator.appVersion.substring(0,3);
if(version >= 5) {
//alert ("Navigator Version 6!");
document.writeln("");
}
else if(version < 5 && os_location < 1) {
//alert ("Navigator Version less than 6 on PC");
document.writeln("");
}
else {
//alert ("Navigator Version less than 6 on Mac");
document.writeln("");
}
}
else {
var ie_location = navigator.appVersion.lastIndexOf("MSIE");
var os_location = navigator.appVersion.lastIndexOf("Mac");
ie_location+=5;
var version = navigator.appVersion.substring((ie_location),(ie_location+3))
if(version >= 5 && os_location) {
document.writeln("");
}
else if(os_location < 1) {
//alert ("IE Version "+version+" on PC");
document.writeln("");
}
else {
//alert ("IE Version less than 5 on Mac");
document.writeln("");
}
}