// DreamKeeper Photo Image Gallery

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;
}

function preparePlaceholder() {
  	if (!document.createElement) return false;
  	if (!document.createTextNode) return false;
  	if (!document.getElementById) return false;
  	if (!document.getElementById("placeholder")) return false;
  	var placeholder = document.createElement("img");
  	placeholder.setAttribute("id","placeholder");
  	placeholder.setAttribute("src","images/placeholder.gif");
  	placeholder.setAttribute("alt","DreamKeeper Image Gallery");

//	FOR DESCRIPTION OF IMAGES USING THE "TITLE" ATTRIBUTE
	
	var description = document.createElement("p");
	description.setAttribute("id","description");
	var desctext = document.createTextNode("");
	description.appendChild(desctext);
	var gallery = document.getElementById("placeholder");
  	insertAfter(description,gallery);
	description.className = "desctext";
}

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);
    	}
  	}
}

addLoadEvent(preparePlaceholder);
addLoadEvent(prepareGallery);