Basic star

JavaScript

var paper = Raphael(0, 0, 500, 500);

function star(x, y, r) {
    // start at the top point
    var path = "M" + x + "," + (y - r);
    
    // let's draw this the way we might by hand, by connecting each point the one two-fifths of the way around the clock
    for (var c = 0; c < 6; c += 1) {
        var angle = 270 + c * 144,
            rx = x + r * Math.cos(angle * Math.PI / 180),
            ry = y + r * Math.sin(angle * Math.PI / 180);

        path += "L" + rx  + "," + ry;
    }    
   
    return paper.path(path);
}

function test(){

}
test();
//star(50, 50, 40);

//star(150, 80, 30).attr({
  //  stroke: "none",
    //fill: "green"
//});