//js，css代碼壓縮，合并
'clientScript' => array(
 'class' => 'application.vendor.yii-EClientScript.EClientScript',
 'combineScriptFiles' => TRUE, // By default this is set to true, set this to true if you'd like to combine the script files
 'combineCssFiles' => TRUE, // By default this is set to true, set this to true if you'd like to combine the css files
 'optimizeScriptFiles' => !YII_DEBUG, // @since: 1.1
 'optimizeCssFiles' => !YII_DEBUG, // @since: 1.1
 'optimizeInlineScript' => false, // @since: 1.6, This may case response slower
 'optimizeInlineCss' => false, // @since: 1.6, This may case response slower
),

/**
 * 注冊JS 文件
 */
public function jsFile($file,$position=CClientScript::POS_HEAD,$media=array()){
 $cs=Yii::app()->getClientScript();
 $cs->registerScriptFile($file,$position,$media);
}
/**
 *注冊CSS文件
 */
public function cssFile($file,$media=''){
 Yii::app()->getClientScript()->registerCssFile($file,$media);
}

<?php
//注冊CSS文件，
Unit::cssFile('/css/home/base.css');
//result to:<link rel="stylesheet" type="text/css" href="/css/home/base.css" />
//IE6下加載CSS文件
Unit::cssFile('/css/form.css','lte IE 6');
//result to:<!--[if lte IE 6]><link rel="stylesheet" type="text/css" href="/css/form.css" /><![endif]-->
//注冊JS文件，
Unit::jsFile('/js/jquery.lazyload.js');
//result to:<script src="/js/jquery.lazyload.js">
//IE９下加載JS文件
Unit::jsFile('/js/common.js', CClientScript::POS_HEAD, array('media' => 'lt IE 9'));
//result to:<--[if lt IE 9]><script src="/js/common.js"><![endif]-->
?>