This might be useful for VLE evaluation as an addition to the checklists of functionality. Btitain & Liber 2004 (Revised) Framework for the Pedagogical Evaluation of Virtual Learning Environments

See P26-7 which prvides a list of questions to ask divided into:
Student level, Module level, programme level

See: http://www.jisc.ac.uk/uploaded_documents/VLE%20Full%20Report%2006.doc