> how could i prevent writing absolute path in action
> form...
> i don't want this in html pages 
> <form action=http://www.foo.com/index.php?name=1
> i want it without the absolute path like:
> <form action="index.php?name=1">

This isn't possible with "individual" links without writing some external
callback (in C, in a .so or .dll)

You can, however, control the global link rewriting (see Set Optionss / Build
Structure)