lib/express.js
function(){
                res.type('.html');
                res.send(_render(tpl, css, {
                    code: httpStatusCode,
                    title: pageData.title,
                    message: pageData.message,
                    footer: opt.footer
                }))
            }
function(){
                res.type('.html');
                res.send(_render(tpl, css, {
                    code: httpStatusCode,
                    title: pageData.title,
                    message: pageData.message,
                    footer: opt.footer
                }))
            }
function ( ) { res . type ( '.html' ) ; res . send ( _render ( tpl , css , { code : httpStatusCode , title : pageData . title , message : pageData . message , footer : opt . footer } ) ) }
standard http-error-pages
standard http - error - pages