function filterStreamByTag(tag_id,tag_value){
	
	
	$('stream_list').innerHTML='';
	showProgress("Loading Newsstream..");
	invoke($('stream_list'),"newsstream:filter",{tag_id:tag_id},false,function(req){hideProgress();
	$('filterText').innerHTML=tag_value;
	if(tag_id==0){	
		$('filterStats').hide();
		return;
	}
	$('filterStats').show();
	});	

}