/**
 * @author ianfarrell
 */


function showPic(whichpic) {
	if (!document.getElementsByTagName) return false;
	if (!document.getElementById) return false;
	//if (!document.getElementsByTagName || !document.getElementById) return false;
	
	if(!document.getElementById("placeholder")) {
		return true;//set to false for inactive gallery for non JS users
	}
	
	var source = whichpic.getAttribute("href");
	var placeholder = document.getElementById("placeholder");
	placeholder.setAttribute("src",source);
	
	return false;//remove this to make gallery inactive for non JS users
}

/*function changeLightbox(newLink) {
	if (!document.getElementsByTagName) return false;
	if (!document.getElementById) return false;
	
	if(!document.getElementById("placeHolderLink")) {
		return false;
	}
	
	var newLink = newLink.getAttribute("href");
	alert(newLink);
	
	
	
}*/

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);
			// add return false and remove above return to make gallery inactive for non JS users
			//return changeLightbox(this);
		}
	}
}


window.onload = prepareGallery;