Issue in implementing shortcut keys in flex application

I am trying to implement some short cut keys in my flex application. Some of them are Cntrl+Z, Cntrl+Y, Cntrl+O, Cntrl+S etc . But it gets overlapped with the shortcuts with the browser. Is there any way to handle the short key combinati开发者_如何学编程on in flex applications?

Thanks in advance Manoj

Javascript is your friend to make it work in Internet Explorer browser... http://www.mehtanirav.com/how-to-stop-keyboard-event-propagation-flex-javascript/