Display name of Magento controller-action-router-model-blocktype

Here is a snippet of code you can add to your phtml to display the names of your controller, action, router, model en blocktype.

<?php $ctrl_name = Mage::app()->getRequest()->getControllerName(); ?>
<?php echo('controller name : '.$ctrl_name.'<br>');  ?>
<?php $act_name = Mage::app()->getRequest()->getActionName(); ?>
<?php echo('action name : '.$act_name.'<br>'); ?>
<?php $route_name = Mage::app()->getRequest()->getRouteName(); ?>
<?php echo('route name : '.$route_name.'<br>'); ?>
<?php $mod_name = Mage::app()->getRequest()->getModuleName(); ?>
<?php echo('module name : '.$mod_name.'<br>');  ?>
<?php $_block = $observer->getBlock(); ?>
<?php $_type = $_block->getType(); ?>
<?php echo $_type; ?>

So, what do you think ?