Hi: Since april 10th 2005, my country's goverment (Nicaragua) decided to use daylight time (CDT). Before we used CST without daylight time: In spanish there is a lot of info about, perhaps you could use a web translator to see this: http://www.chron.com/cs/CDA/story.es.hts/sp/nws/3127270 And here is the news in the goverment oficial site: http://www.presidencia.gob.ni/Presidencia/Files_index/Secretaria/Notas%20de%... Don't hesitate to contact me for more info. Best Regards, Antonio Gallardo.