/test.html -> http://programmingatelier.net/test.html
./test.html -> http://programmingatelier.net/sampl/PHP_fnc1/test.html
../test.html -> http://programmingatelier.net/sampl/test.html
../../test.html -> http://programmingatelier.net/test.html
../../../test.html ->
test.html -> http://programmingatelier.net/sampl/PHP_fnc1/test.html
dom=
<?xml version="1.0"?>
<root label="root">
  <dir label="fnc1.php" file="http://programmingatelier.net/sampl/PHP_fnc1/fnc1.php"/>
  <dir label="index.php" file="http://programmingatelier.net/sampl/PHP_fnc1/index.php"/>
</root>