Breaking up html index

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Project Budget (USD)
$10 - $30

Project Description:
I'm working with an application that generates an index file for a web site with up to 50'000 entries. This is o large to be handled reasonably.
Therefore the file should be broken up into smaller fiiles with 50 to 100 entries each.

I need an application/procedure that
- copies each 50 to 100 entires into new files with same header/footer
- generates one (or several) index files of the above files with respective links
- generates an index file of the above index files (in case of several)
- the application(s) must be able to handel 5 differnt types or original index files

Input: Original index file, parameter of number of entries in new files, name structure for output file
Output:New Index files, file of index of files,

Skills required:
Software Architecture, Web Hosting, Website Management
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