Related products & related categories question

[tzic]

Hello,

related products and related categories do not show up in my productdetails http://www.ahealthcare.gr/%CE%BF%CE%BE%CF%85%CE%B3%CE%BF%CE%BD%CE%BF%CE%B8%CE%B5%CF%81%CE%B1%CF%80%CE%B5%CE%AF%CE%B1-cpap-%CF%83%CF%85%CE%BC%CF%80%CF%85%CE%BA%CE%BD%CF%89%CF%84%CE%B5%CF%82-%CE%BF%CE%BE%CF%85%CE%B3%CE%BF%CE%BD%CE%BF%CF%85/%CF%8C%CE%BB%CE%B1-%CF%84%CE%B1-%CF%80%CF%81%CE%BF%CE%B9%CF%8C%CE%BD%CF%84%CE%B1-%CE%BF%CE%BE%CF%85%CE%B3%CE%BF%CE%BD%CE%BF%CE%B8%CE%B5%CF%81%CE%B1%CF%80%CE%B5%CE%B9%CE%B1%CF%82/%CE%B5%CE%BE%CE%B1%CF%83%CE%BA%CE%B7%CF%84%CE%AD%CF%82-%CE%B1%CE%BD%CE%B1%CF%80%CE%BD%CE%BF%CE%AE%CF%82-%E2%80%93-%CF%81%CE%BF%CF%8C%CE%BC%CE%B5%CF%84%CF%81%CE%B1/%CF%81%CE%BF%CF%8C%CE%BC%CE%B5%CF%84%CF%81%CE%BF-truzone-peak-flow-meter-detail page. Is there a setting somewhere that I have to check?