This override for the jdownloads builtin search will highlight the search terms on the targetpages (and in the pdf when using also my the pdfviewer).
for Jdownloads 3.9.7
Install
Place the files and folders from the 'TEMPLATE' folder in your active template directory.
How to use
If you use the buildin search fron jdownloads the search terms will be highlighted on the target page.
Just like the Joomla smart search.