/*script from DOM Scripting by Jeremy Keith - buy it from FriendsofEd.com or amazon.com.
ISBN # 1-59059-533-5. Visit his Web site at adactio.com. Well worth a visit. Thanks, Mr. Keith */

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

function insertAfter(newElement,targetElement) {
  var parent = targetElement.parentNode;
  if (parent.lastChild == targetElement) {
    parent.appendChild(newElement);
  } else {
    parent.insertBefore(newElement,targetElement.nextSibling);
  }
}

function preparePlaceholder() {
  if (!document.createElement) return false;
  if (!document.createTextNode) return false;
  if (!document.getElementById) return false;
  if (!document.getElementById("imagegallery")) return false;
  var placeholder = document.createElement("img");
  placeholder.setAttribute("id","placeholder");
  placeholder.setAttribute("src","images/charley/images/charley-806-400322.jpg");
  placeholder.setAttribute("alt","Moonfyre\'s Cup of Joe to Go - Charley");
  placeholder.style.cssFloat = "left";
  var description = document.createElement("p");
  description.setAttribute("id","description");
  var desctext = document.createTextNode("Moonfyre\'s Cup of Joe to Go - Charley, with ribbons!");
  description.appendChild(desctext);
  var gallery = document.getElementById("imagegallery");
  var mainPhoto = document.getElementById("mainPhoto");
  insertAfter(placeholder,mainPhoto);
  insertAfter(description,placeholder);
}

function prepareGallery() {
  if (!document.getElementsByTagName) return false;
  if (!document.getElementById) return false;
  if (!document.getElementById("imagegallery")) return false;
  var gallery = document.getElementById("imagegallery");
  var links = gallery.getElementsByTagName("a");
  for ( var i=0; i < links.length; i++) {
    links[i].onclick = function() {
      return showPic(this);
	}
    links[i].onkeypress = links[i].onclick;
  }
}

function showPic(whichpic) {
  if (!document.getElementById("placeholder")) return true;
  var source = whichpic.getAttribute("href");
  var placeholder = document.getElementById("placeholder");
  placeholder.setAttribute("src",source);
  if (!document.getElementById("description")) return false;
  if (whichpic.getAttribute("title")) {
    var text = whichpic.getAttribute("title");
  } else {
    var text = "";
  }
  var description = document.getElementById("description");
  if (description.firstChild.nodeType == 3) {
    description.firstChild.nodeValue = text;
  }
  return false;
}

addLoadEvent(preparePlaceholder);
addLoadEvent(prepareGallery);