[root@iz2ze9z5o9dc8yfm5iwy9iz ~]# lsattr /www/wwwroot/www.tdkjpower.com/Public/jquery/layer/skin/default
----ia-------e-- /www/wwwroot/www.tdkjpower.com/Public/jquery/layer/skin/default/icon-ext.png
----ia-------e-- /www/wwwroot/www.tdkjpower.com/Public/jquery/layer/skin/default/1.php
----ia-------e-- /www/wwwroot/www.tdkjpower.com/Public/jquery/layer/skin/default/loading-1.gif
----ia-------e-- /www/wwwroot/www.tdkjpower.com/Public/jquery/layer/skin/default/icon.png
----ia-------e-- /www/wwwroot/www.tdkjpower.com/Public/jquery/layer/skin/default/loading-2.gif
----ia-------e-- /www/wwwroot/www.tdkjpower.com/Public/jquery/layer/skin/default/loading-0.gif
----ia-------e-- /www/wwwroot/www.tdkjpower.com/Public/jquery/layer/skin/default/1.jpg
[root@iz2ze9z5o9dc8yfm5iwy9iz ~]# chattr /www/wwwroot/www.tdkjpower.com/Public/jquery/layer/skin/default/1.jpg
Must use '-v', =, - or + |