var idHomeDisplayed = 0;

function switchHomeNews(nbTotalNews) {
	var idNewsToHide = idHomeDisplayed;
	var idNewsToShow = 0;
	if (idNewsToHide < (nbTotalNews - 1)) {
		idNewsToShow = idNewsToHide + 1;
	}
	
	Effect.SwitchOff('news_p_' + idNewsToHide, { duration: 0.5});
	Effect.SlideDown('news_p_' + idNewsToShow, { duration: 0.5, delay: 0.51 });
	
	idHomeDisplayed = idNewsToShow;
}