Come on, you're a really talented designer, no doubt about it, but if you were in this business for at least 2 months (and I know you were) you know program owners usually tell designers "I want it like this site or that site". Furthermore, I find more similarities between your design and Cybereortica's sites done by Dickmans years before yours than betwen your design and the so called copies, especially the second one. If you're saying that adding some models to a header and a reflection to buttons is a copy of your design, then you'd be aware you copied almost everybody in this business (which I don't think so, just making a point on how ridiculous you're sounding)
Anyway, keep up the good work and don't mind other people's businesses, if you're good (and you are) you shouldn't have any problem getting work nor the need to get to this far-fetched comparisons. The designer for the first tour may had have instructions by the owner and got the "feeling" from your design, but again, same can be said between your design and Cybererotica's lineup of sites.
And finally, program owners not always ask designers to make a tour because of the conversions (how would they know?) but because of the look. Believe me, I know it first hand and many times I have had to say my clients "are you really, really, REALLY sure? I promoted that and converts like crap!" Again, not saying this is the case, just making another point
Of course, just my
