function show_image(anchor_element) {
	thumb_name = $(anchor_element).down('IMG').src;
	div_name = thumb_name.substring(thumb_name.lastIndexOf('/')+1, thumb_name.lastIndexOf('_thumb'));
	big_image_name = thumb_name.substring(0, thumb_name.lastIndexOf('_thumb'));
	big_image_name += thumb_name.substring(thumb_name.lastIndexOf('.'), thumb_name.length);
	
	$('news').hide();
	$$('.big_image').each(function(e) { e.hide() });
	$("big_image").hide();
	$('loading').show();
	$("big_image").src = big_image_name;
	$("big_image").onload = function() { $("big_image").show();	$('loading').hide(); $(div_name).show(); };
	return false;
}