"Christianaphobic" personality?  On an agnostic?  

You may need to speak with your Imam again!  He may be able to guide you to a different surra from Il Quran!  Not all of Islam requires the body modesty you seek to avoid temptation.  
Perhaps after the required Noon prayers to Mecca?

Skeptikat'a diagnostic skills are looking better all the time!

Perhaps less internet time looking at naked women would help?