yii 1.0 index.php怎么隐藏

RewriteEngine on
# if a directory or a file exists, use it directly
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
# otherwise forward it to index.php
RewriteRule . index.php

// uncomment the following to enable URLs in path-format
		'urlManager'=>array(
			'urlFormat'=>'path',
            'showScriptName' =>false,
			'rules'=>array(
                'index.html'=>array('index'),
                'article/' => array('article/index','urlSuffix'=>'.html'),
                'category//' => array('category/index','urlSuffix'=>'.html'),
                'category//1' => array('category/index','urlSuffix'=>'.html'),
			),
		),