function vote(id, type, content_type) {
	$.post(sitedomain + 'vote.php', { id: id, type: type, content_type: content_type}, function(data) {
		if(data != 'failed') {
			if(type == 'up') 
			{
				var up = 'vup.gif';
				var down = 'votedown.gif';
			} else 
			{
				var up = 'voteup.gif';
				var down = 'vdown.gif';
			}
			
			html = '<table class="rates"><tr><td class="voteup"><img src="' + sitedomain + 'images/' + up + '" alt="↑" /></td><td class="rate">';
			if(data > 0)
				html += '<span class="rategreen"><b>+</b>' + data + '</span>';
			else if(data < 0)
				html += '<span class="ratered">' + data + '</span>';
			else
				html += '<span>' + data + '</span>';
			html += '</td><td class="votedown"><img src="' + sitedomain + 'images/' + down + '" alt="↓" /></td></tr></table>';
			$('#rate' + id).html(html);
		}
	});
}