function getProduct(productId)
{
    Ext.Ajax.request({
        url : 'view_product.action',
        success : function(result)
        {
            //显示查看产品的div层
//            alert(result.responseText);
            document.getElementById("product_view_div").innerHTML = result.responseText;
            ceno_msgbox("<bean:message key='inf.view_info'/>", "product_view_div", 680, 460);
        },
        failure : function(result)
        {
            alert("<bean:message key='err.connect_timeout' bundle='message'/>");
        },
        timeout : 30000,
        params : {
            product_id : productId
        }
    })
}