function draw_schedule(http_reference){
	var new_table = examineReqData(http_reference);
	document.getElementById('sched').innerHTML = 	new_table;
	httpFinish(http_reference);
}


function track_url(the_url){
	urchinTracker(the_url);
}

function back_one_week(){
	track_url('detail_back_week.html');
	start_date = start_date + minus_one_week;
	httpRequest('sched','/api/get_show_week.php?show_id=' + show_id+ '&startdate=' + start_date + minus_one_week,draw_schedule);
	return false;
}

function back_one_day(){
	track_url('detail_back_day.html');
	start_date = start_date + minus_one_day;
	httpRequest('sched','/api/get_show_week.php?show_id=' + show_id+ '&startdate=' + start_date + minus_one_week,draw_schedule);
	return false;
}

function forward_one_week(){
	track_url('detail_forward_week.html');
	start_date = start_date + plus_one_week;
	httpRequest('sched','/api/get_show_week.php?show_id=' + show_id+ '&startdate=' + start_date + minus_one_week,draw_schedule);
	return false;
}

function forward_one_day(){
	track_url('detail_forward_day.html');
	start_date = start_date + plus_one_day;
	httpRequest('sched','/api/get_show_week.php?show_id=' + show_id+ '&startdate=' + start_date + minus_one_week,draw_schedule);
	return false;
}