Crossbrowser convention - Radius for IE, FF, Chrome etc.

If you want to make radius in css for almoste every internet viewers, than just add everytime all 3 rows of the code bellow. I have tested it on FF, IE and on Chrome.

border-radius: 3px;

-moz-border-radius: 3px;

-webkit-border-radius: 3px;

Simple and easy !