function showSelectedItem(obj, image)	{
	$('#mainNewsItems a').each(function()	{
	$(this).removeClass('sel');
	})
	$(obj).addClass('sel');
	$('#mainNewsImages a').hide();
	$('#mainNewsImages #' + image).show();
}

function getUpdates()	{
	var lastId = $('#lastId').val();
	if (!lastId)	{
		lastId = 0;
	}
	$.getJSON("/services/liveUpdates.php", {'lastId': lastId}, function(json){
		if (json.items.length > 0)	{
			$(json.items).each(function(item){
				$('#live_updates_container').prepend('<div class="lu_item"><span class="dt">'+ this.date + ' at ' + this.datetime + '</span><br>'+ this.update +'</div>').fadeIn('slow');
			});
	  		$('#lastId').val(json.lastId);			
		}

	});

}