function updateFeed(id,offset) {
	//if (id > 0)
	//	closeBox(id);	// close expanded description box

	switch(id) {
	case 0:
		ajax_loadContent('feed_gallery','feed.php?gallery=1&offset='+offset);
		break;
	case 1:
		ajax_loadContent('feed_announce','feed.php?announce=1&offset='+offset);
		break;
	case 2:
		ajax_loadContent('feed_topics','feed.php?topics=1&offset='+offset);
		break;
	case 3:
		ajax_loadContent('feed_news','feed.php?news=1&offset='+offset);
		break;
	case 4:
		ajax_loadContent('feed_posts','feed.php?posts=1&offset='+offset);
		break;
	case 5:
		ajax_loadContent('feed_blog','feed.php?blog=1&offset='+offset);
		break;
	case -1:
		ajax_loadContent('feed_cal','feed.php?cal=1&offset='+offset);
		break;
	case -2:
		ajax_loadContent('feed_chart','feed.php?chart=1&offset='+offset);
		break;
	}
}

/*
function closeBox(id) {
		row = Math.round(id/2) - 1;

    	if (navigator.userAgent.indexOf("Firefox")!=-1)
        	new Effect.CloseDown(prev[row], {duration: 0.5});
        else
			prev[row].style.display = "none";
}
*/