document.observe('dom:loaded', function() {
	$$('a.weather_encart_lien').invoke('observe', 'mouseover', observeShowTrigger);
	$$('a.weather_encart_lien').invoke('observe', 'mouseout', observeHideTrigger);
});

function observeShowTrigger(event) {
	event.stop();
	var element = event.element();
	
	var idElementHover = element.readAttribute("rel");
	$(idElementHover+'_hover').show();
	$(idElementHover+'_contenu').hide();

}

function observeHideTrigger(event) {
	event.stop();
	var element = event.element();
	
	var idElementHover = element.readAttribute("rel");
	$(idElementHover+'_hover').hide();
	$(idElementHover+'_contenu').show();

}