// Code for making custom buttons

function updateCustomLink() {
  var urlid = document.getElementById("srcurlid");
  var textid = document.getElementById("customlink");

  var u = urlid.value;

  if (u) {
    var uc = encodeURIComponent(u);
    var txt = "<a href='http://a.nnotate.com/php/annotate.php?v=001&u="+uc+"'>\n <img src='http://a.nnotate.com/buttons/annotate.png' />\n</a>";

    textid.value = txt;
  }
  else {
    alert("Enter the link to the page in the box first");
  }
}