// treeview with dynamic nodes

var lastNode = "";
var nodeBuilding = false;
var resetTimer = -1;
					 
function toggleNode(nodeId) {
	if (document.getElementById("td_"+nodeId).innerHTML=="") buildNode(nodeId); else toggle(nodeId);
}	 

function toggle(nodeId) { 
	var nodeDiv = document.getElementById("td_"+nodeId);
	var nodeButton = document.getElementById("tb_"+nodeId);
	var nodeContainer = document.getElementById("tc_"+nodeId);
	nodeDiv.className = (nodeDiv.className == "expanded") ? "collapsed" : "expanded";
	nodeContainer.className = (nodeContainer.className == "nodecontainerconnect") ? "nodecontainer" : "nodecontainerconnect";
	nodeButton.src = (nodeDiv.className == "collapsed") ? viewFolder + "/images/tree/tree_plus.gif" : viewFolder + "/images/tree/tree_min.gif";
}	 
	
function buildNode(nodeId) {
	if (nodeBuilding) return;
	var nodeDiv = document.getElementById("td_"+nodeId);
	if (lastNode=="" && nodeDiv) {
		if (nodeDiv.innerHTML=="") {
			nodeDiv.innerHTML = '<marquee direction="right" loop="-1" style="width:64px; line-height:14px;">...</marquee>';
			toggle(nodeId);
			lastNode = nodeId;
			nodeBuilding = true;
			createCookie("page." + pageId + ".treeNode", nodeId, 365);
			callToServer(aspLink + "?site=" + siteAlias + "&id=" + pageId + "&cid=" + nodeId + "&treeFragment=true&browsemode=tree");
			resetTimer = setTimeout(resetTreeUpdate, 15*1000)
		} 
		else {
			toggle(nodeId);
		}	
	}	
}	 

function updateTree() {		
	clearTimeout(resetTimer);
	var nodeDiv = document.getElementById("td_"+lastNode);
	treeFrameDocument = getFrameDoc();
	if (lastNode!="" && nodeDiv && treeFrameDocument.getElementById("subtree")) {
		nodeDiv.innerHTML = treeFrameDocument.getElementById("subtree").innerHTML;
	}
	lastNode = "";
	nodeBuilding = false; 
}	 

function resetTreeUpdate() {
	lastNode = "";
	nodeBuilding = false;
}

function showNode(pageId, nodeId) {													
	/*
	if (lastNode=="") {
		document.all("divNode").style.display = "none";							 
		nodeframe.location.replace("page.asp?site=" + siteAlias + "&id=" + pageId + "&referrerpage=" + pageId + "&node=" + nodeId + "&nodeonly=true");
		lastNode = nodeId;
		document.all("divNode").style.top = event.clientY + body.scrollTop*1;
	} 
	*/
	var _url = aspLink + "?site=" + siteAlias + "&id=" + pageId + "&cid=" + nodeId;
	//alert(_url);
	document.location = _url;
}	 

function updateNode() {		
	if (lastNode!="" && nodeframe.document.all("nodepage")) {
		document.all("divNode").innerHTML = nodeframe.document.all("nodepage").innerHTML;	
	}
	lastNode="";
	//document.all("divNode").style.top = body.scrollTop*1 + 200;
	document.all("divNode").style.left = (body.clientWidth / 2) + 150;
	document.all("divNode").style.display = "block";
}	 
	
function updateTreeState() {
	nodeCookie = readCookie("page." + pageId + ".treeNode");
	//alert(nodeCookie)
	if (nodeCookie != null && nodeCookie != "") {
  	lastNode = "00000000NLSR"
  	callToServer(aspLink + "?site=" + siteAlias + "&id=" + pageId + "&treemode=up&cid=" + nodeCookie + "&treeFragment=true&browsemode=tree");
	}
}
	
var IFrameObj; // our IFrame object

function getFrameDoc() {
	if (IFrameObj.contentDocument) {
		// For NS6
		return IFrameObj.contentDocument; 
	} 
	else if (IFrameObj.contentWindow) {
		// For IE5.5 and IE6
		return IFrameObj.contentWindow.document;
	} 
	else if (IFrameObj.document) {
		// For IE5
		return IFrameObj.document;
	} 
	else {
		return null;
	}
}

function callToServer(URL) {
	//alert(URL);
	if (!document.createElement) {return true};
	var IFrameDoc; // our IFrame document
	if (!IFrameObj && document.createElement) {
		// create the IFrame and assign a reference to the
		// object to our global variable IFrameObj.
		// this will only happen the first time 
		// callToServer() is called
	 try {
			var tempIFrame=document.createElement('iframe');
			tempIFrame.setAttribute('id','RSIFrame');
			tempIFrame.style.border='0px';
			tempIFrame.style.width='0px';
			tempIFrame.style.height='0px';
			IFrameObj = document.body.appendChild(tempIFrame);
			
			if (document.frames) {
				// this is for IE5 Mac, because it will only
				// allow access to the document object
				// of the IFrame if we access it through
				// the document.frames array
				IFrameObj = document.frames['RSIFrame'];
			}
		} catch(exception) {
			// This is for IE5 PC, which does not allow dynamic creation
			// and manipulation of an iframe object. Instead, we'll fake
			// it up by creating our own objects.
			iframeHTML='\&lt;iframe id="RSIFrame" style="';
			iframeHTML+='border:0px;';
			iframeHTML+='width:0px;';
			iframeHTML+='height:0px;';
			iframeHTML+='"&gt;&lt;\/iframe&gt;';
			document.body.innerHTML+=iframeHTML;
			IFrameObj = new Object();
			IFrameObj.document = new Object();
			IFrameObj.document.location = new Object();
			IFrameObj.document.location.iframe = document.getElementById('RSIFrame');
			IFrameObj.document.location.replace = function(location) {
				this.iframe.src = location;
			}
		}
	}
	
	if (navigator.userAgent.indexOf('Gecko') !=-1 && !IFrameObj.contentDocument) {
		// we have to give NS6 a fraction of a second
		// to recognize the new IFrame
		setTimeout("callToServer('" + URL + "')",10);
		return false;
	}
	
	if (IFrameObj.contentDocument) {
		// For NS6
		IFrameDoc = IFrameObj.contentDocument; 
	} else if (IFrameObj.contentWindow) {
		// For IE5.5 and IE6
		IFrameDoc = IFrameObj.contentWindow.document;
	} else if (IFrameObj.document) {
		// For IE5
		IFrameDoc = IFrameObj.document;
	} else {
		return true;
	}
	
	IFrameDoc.location.replace(URL);
	return false;
}

//addEvent(window, 'load', updateTreeState);