http://flexed.wordpress.com/2007/04/10/styling-alerts-calerts-v10/
http://paritoshbisi.blogspot.com/2008/09/customize-alert-box-by-apply…
http://blog.flexexamples.com/2007/10/12/creating-a-custom-creation-co…
http://blog.flexexamples.com/2008/02/29/styling-alert-controls-in-fle…
see this link to know how to apply CSS to the flex components to get more interactive
