When editing something it completely messes up!!!

Ok i have serious problem when i edit a module's text for example Welcome Offers and press save the html code dissapear and saves only plain text something that looks very ugly

I tried toggle off the editor and write everything on html but nothing. Still saves plain text and html dissapear.

I'm using Joomla 2.5.0 latest version and isntalled Betting template with hotstart method.

Thanks for your time reading this
A solution would be helpfull for me!!!

Please read this: www.hotjoomlatemplates.com/blog/joomla-i...-filtering-in-joomla