I have code to detect operating system:
var isPC = isWindows();
function isWindows(){
return navigator.platform.indexOf('Win') > -1
}
var isMAC = isMac();
function isMac(){
return navigator.platform.indexOf('Mac') > -1
}
var isLINUX = isLinux();
function isLinux(){
return navigator.platform.indexOf('Linux') > -1
}
but I don't know (can't find) the navigator.platform value for Chrome OS, does anyone know?