yii1.0怎么修改默认控制器 [ 1.0 版本 ]

defaultController我已经设置为index了，可我直接访问localhost 还是跳转到localhost/site/login
哪位大神帮我看看哪里的问题

return array(

'basePath'=>dirname(__FILE__).DIRECTORY_SEPARATOR.'..',
'name'=>'１１１１１',
'theme'=>'classic',
'language'=>'zh_cn',
// preloading 'log' component
'preload'=>array('log1','booster'),

// autoloading model and component classes
'import'=>array(
	'application.models.*',
	'application.components.*',
),

'defaultController'=>"Index",

'modules'=>array(
	// uncomment the following to enable the Gii tool
	
	'gii'=>array(
		'class'=>'system.gii.GiiModule',
		'password'=>'1111',
		// If removed, Gii defaults to localhost only. Edit carefully to taste.
		'ipFilters'=>array('192.1.2.5','::1'),
	),
	'ycm'=>array(
		'username'=>'111',
		'password'=>'111',
		'uploadCreate'=>true,
		'redactorUpload'=>true,
		'registerModels'=>array(

// 'application.models.*',

			'application.models.Category',
            'application.models.MCategoryGroup',
            'application.models.Course',
			'application.models.Lesson',
			'application.models.Exam',
			'application.models.ExamQuestion',
			'application.models.Group',
			'application.models.Member',
			'application.models.Teacher',
			'application.models.Comment',
			'application.models.Feedback',
		),
		'excludeModels'=>array(
			'LoginForm','ContactForm'
		),
	),
),

// application components
'components'=>array(
	'booster'=>array(
		'class'=>'ext.booster.components.Booster',

// 'coreCss'=>false,

		'fontAwesomeCss'=>true,
		'responsiveCss'=>false,
	),
	'mailer'=>array(
		'class'=>'ext.sm.SwiftMailer',
		'mailer'=>'smtp',
		'host'=>'1111.com',
		'username'=>'1111@qq.com',
		'password'=>'111',
		'From'=>'111@qq.com',
	),

// 'clientScript'=>array(
// ''
// ),

	/*'cache'=>array(
		'class'=>'CFileCache',
	),*/
	'user'=>array(
		'class'=>'WebUser',

// 'stateKeyPrefix'=>'frontend',

		// enable cookie-based authentication
		'allowAutoLogin'=>true,
	),

	// uncomment the following to enable URLs in path-format
	
	'urlManager'=>array(
		'urlFormat'=>'path',
		'showScriptName'=>false,
		'rules'=>array(
			'<action:\w+>-<id:\d+>.html'=>'index/<action>',
			'<action:\w+>.html'=>'index/<action>',

			'<controller:\w+>/<id:\d+>'=>'<controller>/view',
			'<controller:\w+>/<action:\w+>/<id:\d+>'=>'<controller>/<action>',
			'<controller:\w+>/<action:\w+>'=>'<controller>/<action>',

		),
	),
	

	// database settings are configured in database.php
	'db'=>require(dirname(__FILE__).'/database.php'),

	'errorHandler'=>array(
		// use 'site/error' action to display errors
		'errorAction'=> (strtolower($_SERVER['SERVER_NAME']) == "www.111.com" || strtolower($_SERVER['SERVER_NAME']) == "111.com")?'index/error':null,
		//'errorAction'=> 'site/error',
	),

	'log'=>array(
		'class'=>'CLogRouter',
		'routes'=>array(
			/*array(
				'class'=>'CFileLogRoute',
				'levels'=>'error, warning',
			),*/
			// uncomment the following to show log messages on web pages
			
			array(
				'class'=>'CWebLogRoute',

// 'levels'=>'trace',

				'categories'=>array(

// 'system.db.*',

				),
			),
			
		),
	),

),

// application-level parameters that can be accessed
// using Yii::app()->params['paramName']
'params'=>array(
	// this is used in contact page
	'adminEmail'=>'1111@example.com',
),

);