Hi.
I added code to support background-image: url(....)
i added test article and test menu.
You could check here.
http://www.blikoptest.nl/index.php/ja-test-article
the article name : JA Test article
the menu name : JA Test article
Edit the file :
plugins/system/plg_jaamazons3/plg_jaamazons3.php
Added the code.
// background-image: url(...) replace
$currUrl = dirname($host ."/". $path);
$body = preg_replace('/url\(([\s])?([\"|\'])?(.*?)([\"|\'])?([\s])?\)/i', 'url($2'.$currUrl.'$3$4)', $body);