Thanks William! I'll certainly try to do that. Though therein lies the problem: everything seems to work just fine for me. I can test the CC forms in any browser (except Safari) - be it inline/embedded forms on a page or from a pop-up using the plugin - and everything works fine for me. Others are having the problems. I'll see if I can get them available for a call with Tier 2 Support.... Thanks again. ... View more