images in place of text for treasurechest buttons

function emptyCart() {
    $.post(cart_doc, {
        action: 'count'
    },
    function(a) {
        cart_count = eval("(" + a + ")");
        if (!cart_count.length) {
            tb_remove();
            $(cart_el).animate({
                opacity: '1.0'
            },
            'slow',
            function() {
                $(cart_el).html('')
            });
            return false
        } else {
            if (confirm(cart_warn)) {
                $.post(cart_doc, {
                    action: 'empty'
                });
                $(cart_el).animate({
                    opacity: '1.0'
                },
                'slow',
                function() {
                    $(cart_el).html('')
                })
            }
        }
    });
    return false
}
function checkout(a) {
    TB_remove();
    jQuery('#treasureChestCheckout').remove();
    jQuery('<div id="treasureChestCheckout">' + a + '</div>').appendTo('body').hide();
    document.paypal.submit()
}
function cartCount() {
    $.post(cart_doc, {
        action: 'count'
    },
    function(a) {
        cart_count = eval("(" + a + ")");
        if (cart_count.length) {
            cart_string = '<a class="thickbox tc_view" title="' + cart_view + '" href="#" onclick="return false;">' + '<span class="tc_cart_view_text">' + cart_view + '</span><span class="tc_cart_count" class="tc_count">' + cart_count.length + '</span></a>' + '<a class="tc_cart_empty ' + class_empty + '" href="#" title="' + cart_empty + '">' + cart_empty + '</a>';
            $(cart_el).show().html(cart_string);
            $('.tc_view').click(function() {
                if (!cart_count.length) {
                    emptyCart()
                }
                TB_show(cart_name, cart_doc + '&TB_iframe=true&height=350&width=500&action=view', false);
                return false
            })
        } else {
            $(cart_el).hide();
            return false
        }
        $('a.' + class_empty).click(emptyCart);
        return true
    })
}
function addToCart(a, b, c) {
    $.post(cart_doc, {
        action: 'add',
        selector: b,
        item: c
    },
    cartCount);
    $(cart_el).animate({
        opacity: '0.9'
    },
    'fast').animate({
        opacity: '1.0'
    },
    'normal');
    $(a).animate({
        opacity: '1.0'
    },
    'fast').animate({
        opacity: '1.0'
    },
    'normal');
    return false
}
function tcConfig(a) {
    config = eval("(" + a + ")");
    cart_name = config['business_name'];
    cart_view = config['cart_view'];
    cart_empty = config['cart_empty'];
    cart_warn = config['cart_warn'];
    cart_el = config['cart_el'];
    class_add = config['class_add'];
    class_empty = config['class_empty'];
    $('.' + class_add).click(function() {
        addToCart(this, this.rel, this.name);
        return false
    });
    cartCount()
}
function paypalForm(a) {
    $.post(cart_doc, {
        action: 'item_opts',
        name: a.name,
        value: a.value
    });
    op_field = a.name;
    $('.' + op_field).val(a.value)
}
emptyCartFunction = emptyCart;
checkoutFunction = checkout;
cartCountFunction = cartCount;
addToCartFunction = addToCart;
checkoutFunction = checkout;
prepPaypal = paypalForm;
$(document).ready(function() {
    $.post(cart_doc, {
        action: 'config'
    },
    tcConfig);
    $('.hover-info').Tooltip({
        track: true,
        delay: 0,
        showURL: false,
        fixPNG: true,
        showBody: ' - ',
        extraClass: 'hover',
        top: -15,
        left: 5
    });
    $('<span style="display:none;" id="treasureChestCopyright">Powered By ©Treasure Chest 1.0 by Scotty Delicious</span>').appendTo('body').hide()
});
$(document).keypress(function(e) {
    if (e.which == 27) {
        tb_remove();
        cartCount()
    }
});