imgラベルを使用して単一のログアウトを完了


	/**
	 *     
	 */
	public function logoutAllAction() {
		
		echo '    ...';
		$callback_url = null;
		if(isset($_GET['callback_url'])){
			$callback_url = $_GET['callback_url'];
		}else{
			$callback_url =  "index.php?m=member&c=index&a=login" ;
		}
		$go = "window.location.href='".$callback_url."'";
		
		//  IDP session
		session_destroy ();
		//  cookie
		setcookie ( "uc_uid", '', time()-3600, '/' );
		
		//    sp    URL
		$logout_urls = explode ( ',', $this->getConfig ()->sp_logout_url );
		$img = '';
		foreach ( $logout_urls as $key => $value ) {
			$img = $img . "<img src='" . trim ( $value )."'>";
		}
		$msg = "
    	<html>
		<head>
		<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\">
		</head>
		<body onload=redirect()><div style='display:none'>" . $img . "</div>
		<script>
			//               
			function redirect(){
				" . $go . ";
    		}
		</script>
		</body>
		</html>";
		echo $msg;
		return false;
	}