在C#中实现托盘是多么简单
http://www.cnblogs.com/anytao/archive/2006/04/26/385377.html
http://www.cnblogs.com/duanjingdi/archive/2007/10/18/917195.html
http://zwkufo.blog.163.com/blog/static/258825120102211649231/
WinForm最小化到托盘以及托盘右键菜单
http://www.cnblogs.com/nangong/p/997995dc3743b60baac30899c3d82ef7.html
[原创]C#一键隐藏QQ/MSN,显示/隐藏系统托盘图标,获取托盘图标
http://www.csframework.com/archive/2/arc-2-20110712-1687.htm