function onEconomyEnd() {
	$('presentation_economy').innerHTML = ' ';
	$('presentation_economy').style.display = 'none';
	$('presentation_gallery_economy').style.display = 'block';
}
function onFamilyEnd() {
	$('presentation_family').innerHTML = ' ';
	$('presentation_family').style.display = 'none';
	$('presentation_gallery_family').style.display = 'block';
}
function onProgramEnd() {
	$('presentation_program').innerHTML = ' ';
	$('presentation_program').style.display = 'none';
	$('presentation_gallery_program').style.display = 'block';
}
function onValueEnd() {
	$('presentation_value').innerHTML = ' ';
	$('presentation_value').style.display = 'none';
	$('presentation_gallery_value').style.display = 'block';
}