After saving pages from a browser, the folder with files looks approximately as following:

and from 89 files you need only 12. Use "Folder cleaning" module, and all garbage files will be deleted in seconds.

 

       Program deletes all files, except “jpg" files. Attentively check the list of file subjects to delete to avoid casual loss of the important files! Select the start folder for searching; you can also search in sub folders, checking Include subfolders. Program delete all files, except  "jpg" files, but  you can delete also small jpg file and banners in jpg format, set limit before which will delete also jpg files. Pressed Find button and program will show the list of file subjects, which are necessary to be removed. You can revise, sort by extension, size, name, set filter for each column to make sure that there are no necessary files in deleting list. If there are necessary files, remove a tick in the Del field and they will not be deleted. For the end of folder clearing process press Delete button. Files will be deleted from a disk, program doesn't use recycle bin!