document.observe('dom:loaded',function(){
	$$('#map a').first().observe('click',function(event){
		Event.stop(event);
		new Ajax.Request('/rights_map.php',{
			method: 'post',
			parameters: { page: 'overlay' },
			onSuccess: function(transport){
				$(document.body).insert(transport.responseText);
			}
		});
	});
});