This is fancy-preview script (R. Marik, http://user.mendelu.cz/marik)
============================ 

The script converts LaTeX files into PDF files. The references are
followed by invisible buttons whih allow to show the target in a popup
window.

The homepage (last version, documentation, tips for users, examples)
of the script is http://user.mendelu.cz/marik/fancy-preview

OPTIONS:

For detailed description see Section 3 of the manual to the
fancytooltips package.

 --fancy_options="text"   text is passed as optional parameter to
                          fancytooltips package 

 --pdfcrop="filename"     program to crop the boundaries of PDF file
                           
 --tooltips="filename"    the file filename.pdf contains hand-created
                          tooltips and filename.tips optionally
                          keywords to acces these tooltips

 --ini_file="filename"    ini file with the configuration

 --version                prints version and exists

 --help                   prints help and exists

EXAMPLES:
Compile file.tex

      perl fancy-preview file

Compile file.tex, use pdfcrop2 to crop the boundary of PDF file, show
only previews where the target is on the different page

      ./fancy-preview file --fancy_options="preview" --pdfcrop="pdfcrop2"