public function actionPaper($date, $pageNo)
 {
     date_default_timezone_set('Asia/Shanghai');
     $img_file = '../epaper2/assets/article_img/' . $date;
     $count = 1;
     while (!is_dir($img_file)) {
         if ($count == 1) {
             $date = date('Ymd');
         }
         if ($count == 10) {
             die;
         }
         $date = strtotime($date);
         $beforedate = strtotime("-1 day", $date);
         $date = date('Ymd', $beforedate);
         $img_file = '../epaper2/assets/article_img/' . $date;
         $count = $count + 1;
     }
     $path = 'http://epaper.tynews.com.cn/tyrb/' . $date . '/page_' . $pageNo . ".jpg";
     /* 			if(($cache=Yii::app()->cache)!=null)
     		{
     		//标识字段,用来指向缓存中存储的一部分数据。
     			$key='epaper2'.$date.$pageNo;
     			if(($jsonObj=$cache->get($key))!=false)
     			{
     				$this->renderPartial('paper',array(
     					'coors'=>($jsonObj),
     					'path'=>($path),
     				)); 
     			}
     		} */
     //echo $date;
     $criteria = new CDbCriteria();
     $criteria->select = array('x1', 'x2', 'y1', 'y2', 'nid');
     $criteria->condition = 'create_time=:create_time' . ' AND pageNo=:pageNo';
     $criteria->params = array(':create_time' => $date, ':pageNo' => $pageNo);
     $coors = Coor::model()->findAll($criteria);
     /* if(isset($key))
     		    $cache->set($key,$jsonObj,0,new CDbCacheDependency('select max(create_time) from tbl_pageCount'));
     		 */
     $this->renderPartial('paper', array('coors' => $coors, 'path' => $path));
 }