javascript star code

gistfile1.txt

<script>//<![CDATA[
      window.addEventListener("load", configRainbow, false);
      function configRainbow() {
          var x=document.getElementById("rainy");
          var bigstar;
          if (x.contentDocument) {
              var star1 = x.contentDocument.getElementById("star1");
              var star2 = x.contentDocument.getElementById("star2");
              var star3 = x.contentDocument.getElementById("star3");
              var star4 = x.contentDocument.getElementById("star4");
              //star1.setAttribute("stroke", "lime");
              //star2.setAttribute("stroke", "magenta");
              //star3.setAttribute("stroke", "aqua");
              //star4.setAttribute("stroke", "yellow");
              star1.setAttribute("stroke", "black");
              star2.setAttribute("stroke", "black");
              star3.setAttribute("stroke", "black");
              star4.setAttribute("stroke", "black");
              star1.setAttribute("fill", "#000000");
              star2.setAttribute("fill", "#333333");
              star3.setAttribute("fill", "#666666");
              star4.setAttribute("fill", "#b3b3b3");
              rainy.style.visibility = "visible";
              console.log("Finished selecting");
          }
          return;
      }
    //]]>
    </script>