function addcreditlink() {
  
    var dom1 = "elysiansystems";
    
    var newAnchor = document.createElement("a");
    var anchorText = document.createTextNode("Elysian Systems");
    newAnchor.appendChild(anchorText);
    newAnchor.setAttribute("href", "http://www." + dom1 + ".com");

    var creditElem = document.getElementById("creditlink");

    creditElem.appendChild(newAnchor)
  }

  var oldfn = window.onload;
  if (typeof windowonload != 'function') {
    window.onload = addcreditlink;
  } else {
    window.onload = function() {
      oldfn();
      addcreditlink();
    }
  }