function gb_post(message_string)
{
	var name = encodeURIComponent(document.getElementById('name').value);
	var message = encodeURIComponent(document.getElementById('message').value);
	var song_id = document.getElementById('song_id').value;
	var post_string =  'name=' + name + '&message=' + message + '&song_id=' + song_id;

	jx.load('/cgi-bin/post_comment.pl?'+post_string,function(data){

	},'text','post');
	
	var form = document.getElementById('comment_form');
	form.style.visibility='hidden';
	
	var message_div = document.getElementById('message_div');
	message_div.innerHTML = message_string;
}