function swapImageGalery(_source,_destination){
	$(_destination).src = _source.src.sub('petites','grandes');
}

function loadGMap(){
	$('opacity').show();
	$('ContentGgleMap').setStyle(
		{visibility:'visible'}							 
	);
	$('GgleMapItineraires').show();
}

function hideGMap(){
	$('opacity').hide();
	$('ContentGgleMap').setStyle(
		{visibility:'hidden'}							 
	);
	$('GgleMapItineraires').hide();
}