Dear friends, i'm glad to announce a great new, for all of us who are using pico in xoops 2.3.3 and doesn't work the inclusion of links in the fckeditor, there is the posibility to easily change the fckxoops to the fckeditor present in class/xoopseditor
you must edit the file:
\xoops_lib\modules\pico\class\PicoControllerEditContent.class.php
Line 120, search for:

and replace by:

Line 125, look for:
and replace by:

and that it's all, i hope this can help everybody with my problem.

Sadly, i must say i haven't make function the pagebreak tag to break contents into diferents pages, but i hope somebody with more understandings can help us
Sorry for my poor english aknowledge