http头

http://hi.baidu.com/poplarshine/item/219bbef35f1d1d10d6ff8cf9

http://www.cnblogs.com/meil/archive/2007/03/06/665827.html

http://www.cnblogs.com/meil/archive/2007/03/06/665829.html

http://www.cnblogs.com/meil/archive/2007/03/06/665843.html

http://www.cnblogs.com/liqiu/archive/2013/05/23/3094829.html

http://www.cnblogs.com/lexus/archive/2012/02/21/2360944.html

http://blogs.technet.com/b/stefan_gossner/archive/2008/03/12/iis-7-how-to-send-a-custom-server-http-header.aspx

 http://serverfault.com/questions/24885/how-to-remove-iis-asp-net-response-headers

 http://www.4guysfromrolla.com/articles/120209-1.aspx

 http://technet.microsoft.com/en-us/library/cc753133(v=ws.10).aspx

 http://www.stevesouders.com/blog/2009/09/18/spriteme-part-2/

http://www.wyg8.com/jiang_tu_pian_zu_he_wei_css_tie_tu_ding_wei_fang_fa_spriteme_shi_yong_jiao_cheng_fang_fa_page_speed.html

 http://wap.oschina.net/question/89964_56720