FoxyShop Donation Code (Single Field)

<script type="text/javascript" charset="utf-8">
jQuery(function($) {

    var open_price_field_class = "variation-enter-your-price"; //If you change your field name, put the new class here
    var product_id = <?php echo $product['id']; ?>;
    var default_price = $("#fs_price_" + product_id).val(); // set to nothing if you don't want default price

    //Add a x: to the front of the open price field so it doesn't show up in cart as a product attribute
    $("#foxyshop_product_form_" + product_id + " input." + open_price_field_class)
        .attr("name", "x:" + $("#foxyshop_product_form_" + product_id + " input." + open_price_field_class)
        .attr("name")).val(default_price);

    //Hide Display Price
    if ($("#foxyshop_product_form_" + product_id + " input." + open_price_field_class).length > 0) {
        $("#foxyshop_product_form_" + product_id + " .foxyshop_price").hide();
        $("#fs_price_" + product_id + "").attr("name", "price<?php echo foxyshop_get_verification('price', '--OPEN--'); ?>");
        //$("#fs_price_" + product_id).val(""); //Uncomment line if you want to set default price to nothing
    }

    //Runs every time a key is pressed in the open price field
    $("#foxyshop_product_form_" + product_id + " input." + open_price_field_class).keyup(function() {

        //Set the new price in the hidden form field
        $("#fs_price_" + product_id + "").val($(this).val());
    });

});
</script>