how to shield 'Refresh' button,'go forward' button and 'go back' button located in the Browser such as IE, FireFox using JavaScript?

Question

Hi,
When a ASPX page ( for example, ProduceAddress.aspx ) is opened, I need to shield 'Refresh' button,'go forward' button and 'go back' button located in the Browser such as IE, FireFox. How will I realize it using JavaScript?