IFRAME isn't a dirty word.
“Suspecting a frame, I viewed source which revealed that the white area is pulling a page from an extrenal [sic] site into a frame that presumably runs the card creation app. (Who still does this?!)” - Dave Shea
I felt that Dave was a little too harsh with this line, implying that running applications in IFRAME’s should not ever be done. There are certain situations where doing so is the only way to get the project done on time and on budget.
Read the rest of his post “Detect This” and my comment.