$(function () {
 var canvasWidth= $("#canvas").width();
 var canvasHeight= $("#canvas").height();
 var r=canvasWidth/26;
 var h=canvasHeight/2;
 var paper = Raphael("canvas",canvasWidth, canvasHeight);
paper.customAttributes.anim= function (xloc, yloc, value, total, Rx,Ry,t) {
    var alpha = 360 / total * value,
        a = (90 - alpha) * Math.PI / 180,
        x = xloc + Rx * Math.cos(a),
        y = yloc - Ry * Math.sin(a),
        path;
    if (total == value) {
        path = [
            ["M", xloc, yloc - Ry],
            ["A", Rx, Ry, t, 1, 1, xloc - 0.01, yloc - Ry]
        ];
    } else {
        path = [
            ["M", xloc, yloc - Ry],
            ["A", Rx, Ry ,t, +(alpha > 180), 1, x, y]
        ];
    }
    return {
        path: path
    };
};

c = paper.path().attr({
    "stroke": "#cbc",
    "stroke-width": 3,
    anim:  [10*r, h, 0, 100, r,2*r,-30]
});
c.animate({
    anim: [10*r, h, 100, 100, r,2*r,-30]}, 2500, "ease-in-out",function(){
});


});