EDAS  ----- Variables de sesión utilizadas

$_SESSION['pathDirectory']			- Navigation structure of "bread crumbs" in the directory structure.
$_SESSION['selectedDirectory']	- "Father" directory id of the entire structure that is being displayed
$_SESSION['dataDirectory']      	- "Father" directory all data of the entire structure that is being displayed
$_SESSION['dataUser']				- All Data of User connected
$_SESSION['reload']					- To control navigation page beating after searching for a document
$_SESSION['searchDocument']    - Document to search on navigation page