function animateLine(array, speed, middle)
{
	if(middle == 'start')c = 0;
	if(c++ < array.length - 1)
	{
		console.log(c)
		//animateLine(array, speed, 'middle');
		 _calculateNextStop(array[c][0], middle, array[c][1], speed, function(middle){
		 	animateLine(array, speed, middle);
		 });

	}


}

	var stopX = 0,
		stopY = 0,
		lastStop = [0, 0],
		x = 0,
		y = 0,
		last = [0,0];

function _calculateNextStop (start, middle, stop, speed, callback) {

	stopX = stop[0] / speed;
	stopY = stop[1] / speed;

	if(middle == 'start'){
		middle = [[0, 0], [0, 0]];
		middle[0][0] = start[0];
		middle[0][1] = start[1];
		middle[1][0] = stopX;
		middle[1][1] = stopY;
	}

	last[0] = middle[0][0];
	last[1] = middle[0][1];

	x = middle[1][0];
	y = middle[1][1];

	_animateLine(last, [x, y], speed, function(){

		last[0] = x;
		last[1] = y;

		x += stopX;
		y += stopY;



		//console.log(x,y)

		if(x > stop[0] || y > stop[1])
			setTimeout(function(){
				_calculateNextStop(start, [[last[0], last[1]], [x, y]], stop, speed, callback);
			}, 5);
		else
			setTimeout(function(){callback([[last[0], last[1]], [x, y]]);},5);
	})
}