Change the date format to mm/dd/yyyy in UCM

Problem: Our client had a requirement to display the date format in 4 digit year formate ie. mm/dd/yyyy. I tried the solution provided by oracle for changing the date format to a 4 digit year (document link below), but this only does not work.

http://download.oracle.com/docs/cd/E14571_01/doc.1111/e10792/c02_settings001.htm#CSMSP393