gistfile1.xml

<?xml version="1.0"?>
<layout version="0.1.0">
    <default>
        <reference name="top.links">
            <remove name="checkout_cart_link"/>
            <block type="checkout/links" name="checkout_cart_link_custom">
                <action method="addCheckoutLink"></action>
            </block>
            <action method="addLink" translate="label title" module="customer">
                <label>My Cart</label>
                <url helper="checkout/url/getCartUrl"/>
                <title>My Cart</title>
                <prepare/>
                <urlParams/>
                <position>999</position>
                <aParams><![CDATA[class="top-link-cart"]]></aParams>
            </action>
        </reference>
    </default>
</layout>