Each famous site in China will go to black and white with memorial service

Silent 3-minute silence to remember the victims took place throughout China, at 2:28 pm on May 19th (3: 28 in Japan time), just one week after the Sichuan earthquake in China. And according to that, each well-known site in China was also in black and white mode.

Details of what it feels like the following.
http://www.google.cn/

http://cn.yahoo.com/

http://www.baidu.com/

http://news.sina.com.cn/

http://news.sohu.com/

http://www.56.com/

http://www.youku.com/

Besides that, various sites seem to be black and white.