29. The computer program product of claim 28 wherein computer readable program code configured classify a structural element comprises: computer readable program code configured identify a presentation attribute for the structural element; computer readable program code configured identify a classification identifier in dependence upon the presentation attribute; and computer readable program code configured insert the classification identifier in association with the structural element in the structured document.
28. The computer program product of claim 27 further comprising computer readable program code configured classify a structural element of the structured document according to a presentation attribute.