$user_schema->setAction($_REQUEST['do']);
$user_schema->processUserChoice();
}
/**
* Show some possibility to select a page for the export of relation schema
* Lists all pages created before and can select and edit from them
*/
$user_schema->selectPage();
/**
* Create a new page where relations will be drawn
*/
$user_schema->showCreatePageDialog($db);
/**
* After selection of page or creating a page
* It will show you the list of tables
* A dashboard will also be shown where you can position the tables
*/
$user_schema->showTableDashBoard();
if (isset($_REQUEST['do'])
&& ($_REQUEST['do'] == 'edcoord'
|| ($_REQUEST['do']== 'selectpage' && isset($user_schema->chosenPage) && $user_schema->chosenPage != 0)
|| ($_REQUEST['do'] == 'createpage' && isset($user_schema->chosenPage) && $user_schema->chosenPage != 0))
) {
