vaseker/index.html

## index.html
<!DOCTYPE html>
<html>
<head>
    <title>F1 track</title>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=Edge">
</head>
<body>
<object data="../src/track.min.svg" type="image/svg+xml" id="track"></object>
<input type="button" value="Start" onclick="start()">
<input type="button" value="Pause" onclick="pause()">
<input type="button" value="Segment1" onclick="segment(195)">
<input type="button" value="Segment2" onclick="segment(490)">
<script src="../src/js/script.js"></script>
</body>
</html>

## script.js
var carDistance = 0,
    move = (function () {
        var map = document.getElementById('track'), svgContent, car, path, start, startPoint, carStartPoint, trackLength, pos, posP = {};

        if (!map) {
            return;
        }

        var onload = function () {
            svgContent = map.contentDocument;
            car = svgContent.getElementById('Car');
            path = svgContent.getElementById('Track');
            start = svgContent.getElementById('Start');

            carStartPoint = { x: 494, y: 352 };

            startPoint = carStartPoint.x + ',' + carStartPoint.y;

            pos = path.getPointAtLength(carDistance);

            trackLength = path.getTotalLength();
        };

        if (map.contentDocument && map.contentDocument.URL !== 'about:blank') {
            setTimeout(onload, 0);
        }

        map.addEventListener('load', onload, false);

        return function () {
            if (!car || !path) {
                return;
            }

            carDistance += 2.5;

            if (carDistance > trackLength) {
                carDistance = 0;
            }

            var pos1 = path.getPointAtLength(carDistance),
                angle = Math.atan2(pos.y - pos1.y, pos.x - pos1.x) * 180 / Math.PI;

            pos = pos1;

            var x = posP.x = pos.x - carStartPoint.x,
                y = posP.y = pos.y - carStartPoint.y;

            car.setAttribute('transform', 'translate(' + x + ', ' + y + ')rotate(' + angle + ',' + startPoint + ')');
        };
    })(),
    animation,
    start = function () {
        animation = setInterval(move, 50);
    },
    pause = function () {
        clearInterval(animation);
    },
    segment = function (distance) {
        carDistance = distance;
        move();
    };

## track.min.svg

      
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	<!DOCTYPE html>
	<html>
	<head>
	<title>F1 track</title>
	<meta charset="utf-8">
	<meta http-equiv="X-UA-Compatible" content="IE=Edge">
	</head>
	<body>
	<object data="../src/track.min.svg" type="image/svg+xml" id="track"></object>
	<input type="button" value="Start" onclick="start()">
	<input type="button" value="Pause" onclick="pause()">
	<input type="button" value="Segment1" onclick="segment(195)">
	<input type="button" value="Segment2" onclick="segment(490)">
	<script src="../src/js/script.js"></script>
	</body>
	</html>
	var carDistance = 0,
	move = (function () {
	var map = document.getElementById('track'), svgContent, car, path, start, startPoint, carStartPoint, trackLength, pos, posP = {};

	if (!map) {
	return;
	}

	var onload = function () {
	svgContent = map.contentDocument;
	car = svgContent.getElementById('Car');
	path = svgContent.getElementById('Track');
	start = svgContent.getElementById('Start');

	carStartPoint = { x: 494, y: 352 };

	startPoint = carStartPoint.x + ',' + carStartPoint.y;

	pos = path.getPointAtLength(carDistance);

	trackLength = path.getTotalLength();
	};

	if (map.contentDocument && map.contentDocument.URL !== 'about:blank') {
	setTimeout(onload, 0);
	}

	map.addEventListener('load', onload, false);

	return function () {
	if (!car \|\| !path) {
	return;
	}

	carDistance += 2.5;

	if (carDistance > trackLength) {
	carDistance = 0;
	}

	var pos1 = path.getPointAtLength(carDistance),
	angle = Math.atan2(pos.y - pos1.y, pos.x - pos1.x) * 180 / Math.PI;

	pos = pos1;

	var x = posP.x = pos.x - carStartPoint.x,
	y = posP.y = pos.y - carStartPoint.y;

	car.setAttribute('transform', 'translate(' + x + ', ' + y + ')rotate(' + angle + ',' + startPoint + ')');
	};
	})(),
	animation,
	start = function () {
	animation = setInterval(move, 50);
	},
	pause = function () {
	clearInterval(animation);
	},
	segment = function (distance) {
	carDistance = distance;
	move();
	};