To make it easy for you, on Xoop-TR.com there is a hacked version to download , you can install just like a regular module, the spot-slide feauture is al ready embedded
Direct download link:http://www.xoops-tr.com/modules/mydownloads/visit.php?cid=5&lid=94
Before you can use this module you must first install the SmartObject Framework module (needed for all Smartx Modules)
Have Fun