Is it possible to make from an excel file (.xls) which includes an interactiv table to get values of a lense a wiki htm? How to load an htm and than the excel file to wiki. if I try uploading it says: no image.
You can upload excel spreadsheets, but you can't display them on the page AFAIK. You have to use [[media:spreadsheet.xls]] instead of [[image:spreadsheet.xls]] on the page though. This will provide a link for the file to be downloaded. See my sandbox for an example