application.ini

[production]
phpSettings.display_startup_errors = 0
phpSettings.display_errors = 0
includePaths.library = APPLICATION_PATH "/../library"
bootstrap.path = APPLICATION_PATH "/Bootstrap.php"
bootstrap.class = "Bootstrap"
appnamespace = "Application"

resources.frontController.controllerDirectory = APPLICATION_PATH "/controllers"
resources.frontController.params.displayExceptions = 0

resources.layout.layoutPath = APPLICATION_PATH "/layouts/scripts"
resources.layout.layout = "default"

[staging : production]

[testing : production]
phpSettings.display_startup_errors = 1
phpSettings.display_errors = 1

[development : production]
phpSettings.display_startup_errors = 1
phpSettings.display_errors = 1
resources.frontController.params.displayExceptions = 1

Bootstrap.php

<?php

class Bootstrap extends Zend_Application_Bootstrap_Bootstrap
{

    protected function _initNavigation()
    {
    	$this->bootstrap('View');
//    	$view = $this->getResource('View');
    	
//    	$view->placeholder('navigation')
//    	     ->setPrefix('<div>')
//    	     ->setSeparator('</div><div>')
//    	     ->setPostfix('</div>')
//    	     ;
    }

}