A simple announcement web part based on the accordion. The theme can be changed from the below site http://jqueryui.com/themeroller/. To change the theme just download the theme package from the above link and past the css to the layouts folder. Make sure the List which you connecting to the webpart has the same name of the column as in the below picture

The web part takes the below properties

Sample screenshot below

The wsp and the source are in the folder http://sdrv.ms/13OhOjj