JQuery and javascript Message boxes

http://www.jankoatwarpspeed.com/post/2008/12/13/Animate-your-message-boxes-with-jQuery.aspx

http://www.jankoatwarpspeed.com/post/2008/05/22/CSS-Message-Boxes-for-different-message-types.aspx

http://www.bioneural.net/2006/04/01/create-a-valid-css-alert-message/

http://woork.blogspot.com/2008/03/css-message-box-collection.html