function rankVideo(id, videoid, guid, vote) {  
	url = '/ajax/video_rank_vote.php';
	new Ajax.Updater('rank_box', url, { parameters: {	name: 'Video_Rank',process: 'true', id: guid,vote: vote, videoid:videoid
														},
											onCreate:	function(transport) { 
															$('profile-rank-status').update('<i>Submitting vote...</i>');
														},
											onComplete:	function(transport) {
															$('rank_box').update(transport.responseText); 
															$('profile-rank-status').update('<b>Thank you for your vote!</b>'); 
														}
											}
					);
}