public function getBody($code)
	{
	    ob_start();
	    
	    $this->render($code);
	    
	    $content = ob_get_contents();
	    ob_end_clean();
	    
	    return $content;
	}
public function getBody($code)
	{
	    ob_start();
	    
	    $this->render($code);
	    
	    $content = ob_get_contents();
	    ob_end_clean();
	    
	    return $content;
	}
public function getBody ( $ code ) { ob_start ( ) ; $ this -> render ( $ code ) ; $ content = ob_get_contents ( ) ; ob_end_clean ( ) ; return $ content ; }
get image body
@param  string $code
@return string
get image body