javascript - Preserving the radiobutton values using cookies -

I have three radio buttons that I want to preserve the radio button value after refreshing the browser using cookies .

Please help me.

Attach the "Onansez" event handler to the radio button and save the new value again in a cookie. Attach an "Onload" event handler to your body and set the value of the radio button based on the value in the cookie (if it exists) ...