var VOTE_ON = '/img/icons/stars/r2.gif';
var VOTE_MIDDLE = '/img/icons/stars/r1.gif';
var VOTE_OFF = '/img/icons/stars/g2.gif';
(new Image()).src = VOTE_ON;
(new Image()).src = VOTE_OFF;

var mark_comments = ['', 'Плохо', 'Не очень' , "Средне" ,"Хорошо" , "Отлично!"];

function set_mark(video_id, mark) {
	JsHttpRequest.query("/mark", 
		{ 'video_id' : video_id, 'mark' : mark },
		function(result, errors) {
			if (result) {
					document.getElementById("video_stars_" + video_id).innerHTML = result;
			}
		},
		true
	);
}

function show_mark(video_id, mark) {
	for (i = 1; i <= 5; i++) {
		img = document.getElementById("mark_"+video_id+"_m"+i);
		if (i <= mark) img.src = VOTE_ON;
		else img.src = VOTE_OFF;
	}
	document.getElementById("mark_"+video_id+"_str").innerHTML = mark_comments[mark];
}

function show_back_mark(video_id, mark) {
	for (i = 1; i <= 5; i++) {
		img = document.getElementById("mark_"+video_id+"_m"+i);
		if (i <= mark) img.src = VOTE_ON; else if (i <= mark + 0.5) img.src = VOTE_MIDDLE;
		if (i > mark + 0.5) img.src = VOTE_OFF;
	}
	document.getElementById("mark_"+video_id+"_str").innerHTML = "";
}