samples/focus-sample/src/main/webapp/focus_4.xhtml

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
        "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:ui="http://java.sun.com/jsf/facelets"
      xmlns:f="http://java.sun.com/jsf/core"
      xmlns:h="http://java.sun.com/jsf/html" xmlns:focus="http://richfaces.org/sandbox/focus"
      xmlns:rich="http://richfaces.org/rich">
<head>
    <title>Focus sample</title>
</head>
<body>
<ui:include src="menu.xhtml"/>

<p>This example shows that focus can be put on non JSF control</p>
<h:panelGrid columns="3">
    <h:outputLabel value="Non JSF control" for="option"/>
    <input type="radio" id="option_1" name="option"/> 1
    <input type="radio" id="option_2" name="option"/> 2
</h:panelGrid>
<focus:focus targetClientId="option_2"/>

<rich:insert src="/focus_4.xhtml" highlight="html"/>

</body>
</html>