Magento how to add breadcrumbs to checkout cart page

<checkout_cart_index>
    <reference name=”breadcrumbs”>
        <action method=”addCrumb”>
            <crumbName>Home</crumbName>
            <crumbInfo>
                <label>Home</label>
                <title>Home</title>
                <link>/home</link>
            </crumbInfo>
        </action>
        <action method=”addCrumb”>
            <crumbName>Cart</crumbName>
            <crumbInfo>
                <label>Mein Warenkorb</label>
                <title>Mein Warenkorb</title>
            </crumbInfo>
        </action>
    </reference>
</checkout_cart_index>