function HideContent(d) {
	$('img_tmp').remove();
	$('idcoldroite').descendants().each(function (s){
		$(s).show();
	});
	$('idboutonretour').show();  
}

function ShowContent(image, alt) {
	$('idcoldroite').descendants().each(function (s){
		$(s).hide();
	});
	$('idboutonretour').hide();
	new Insertion.Top($('idcoldroite'), '<div id="img_tmp" style="display:none;"><a href="javascript:HideContent()"><img src="' + image + '.jpg" width="674" height="420" alt="' + alt + '" /></a><div id="altimage" class="legendephotogd">' + alt + '</div></div>');    
	new Effect.Appear('img_tmp');
}