/* requires yui 2.2.2; written by Brian Tingle for METS website; */
	YAHOO.namespace ("LoC.mets");
        YAHOO.LoC.mets.div2tree = {
            init: function() {
                this.start = YAHOO.util.Dom.get('tree_top');
                this.treeView = new YAHOO.widget.TreeView("tree_top");
                this.root = this.treeView.getRoot();
								this.count = 0;
                this.parseOuterDivs(this.start,this.root);
                this.treeView.draw();
            },
            parseOuterDivs: function(elm, treeNode) {
		var tmp = treeNode;
		for (var i = 0; i < elm.childNodes.length; i++) {
			if (elm.childNodes[i].nodeName == 'DIV') {
				this.parseDivs (elm.childNodes[i], tmp);
			} 
		}
            },
            parseDivs: function(elm, treeNode) {
		this.count++;
		var title;
		if (elm.getElementsByTagName("h5")[0]) { title = elm.getElementsByTagName("h5")[0] };
		if (elm.getElementsByTagName("h4")[0]) { title = elm.getElementsByTagName("h4")[0] };
		if (elm.getElementsByTagName("h3")[0]) { title = elm.getElementsByTagName("h3")[0] };
		if (elm.getElementsByTagName("h2")[0]) { title = elm.getElementsByTagName("h2")[0] };
		var tmp = new YAHOO.widget.MenuNode(title.innerHTML, treeNode, false);
		title.display = "none";
		for (var i = 0; i < elm.childNodes.length; i++) {
	if ( elm.childNodes[i].nodeName == 'DIV' 
		&& ( elm.childNodes[i].getElementsByTagName("h2") || 
											 elm.childNodes[i].getElementsByTagName("h3") ||
										   elm.childNodes[i].getElementsByTagName("h4") ||
										   elm.childNodes[i].getElementsByTagName("h5"))
	) {
				this.parseDivs (elm.childNodes[i], tmp);
			} else if (elm.childNodes[i].nodeName == '#text') {
				var tmp2 = new YAHOO.widget.TextNode(elm.childNodes[i].innerHTML, tmp, false);
				var tmp3 = new YAHOO.widget.Tooltip("tt" + this.count , { context:elm.childNodes[i].innerHTML, showdelay:5 });
			} else if (
					elm.childNodes[i].nodeName == 'H2' ||
					elm.childNodes[i].nodeName == 'H3' ||
					elm.childNodes[i].nodeName == 'H4' ||
					elm.childNodes[i].nodeName == 'H5' 
				) 
			{
			} else {
				var tmp2 = new YAHOO.widget.HTMLNode(elm.childNodes[i].innerHTML, tmp, false);
			}
		}
            }
        }
        // YAHOO.util.Event.addListener(window, 'load', YAHOO.LoC.mets.div2tree.init, YAHOO.LoC.mets.div2tree, true);
				YAHOO.util.Event.onDOMReady(YAHOO.LoC.mets.div2tree.init, YAHOO.LoC.mets.div2tree, true);