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.
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. 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.