Crate chart using jsf

Hi,
The error in my code is : "The absolute uri: http://java.sun.com/jsf/demo/components cannot be resolved in either web.xml or the jar files deployed with this application".
.

mat be i miss some jar in my project. But i don't know the exact jar name, where i can get(download) the jar.

<%@page contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
    "http://www.w3.org/TR/html4/loose.dtd">
 
<%@ taglib prefix="f" uri="http://java.sun.com/jsf/core"  %>
<%@ taglib prefix="h" uri="http://java.sun.com/jsf/html"  %>
<%@ taglib prefix="d" uri="http://java.sun.com/jsf/demo/components"  %>
 
<f:view>
 
    <html>
        <head>
            <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">            
        </head>
 
        <body>
            <h:form>
                  <d:chart width="300" height="300" title="Vertical Bar Chart"   xlabel="X-Coordinates"  ylabel="Y-Coordinates">
                        <d:chartItem itemLabel="item1" itemValue="200" itemColor="red" />
                        <d:chartItem itemLabel="item2" itemValue="400" itemColor="green"/>
                        <d:chartItem itemLabel="item3" itemValue="250" itemColor="blue"/>
                </d:chart> 
           </h:form>
        </body>
    </html
</f:view>

help me.
Thanks for your support.