var dhtmlgoodies_tree;
	var imageFolder = 'http://komendant.net/images/';	// Path to images
	var folderImage = 'cat_page_up.gif';
	var plusImage = 'plus.gif';
	var minusImage = 'minus.gif';
	var initExpandedNodes = '';	// Cookie - initially expanded nodes;
//	var fileName = 'updateNode.php';	// External file called by AJAX	
	var timeoutEdit = 1;	// Lower value = shorter delay from mouse is pressed down to textbox appears.
	
	
	var ajax = new sack();
		
	function Get_Cookie(name) { 
	   var start = document.cookie.indexOf(name+"="); 
	   var len = start+name.length+1; 
	   if ((!start) && (name != document.cookie.substring(0,name.length))) return null; 
	   if (start == -1) return null; 
	   var end = document.cookie.indexOf(";",len); 
	   if (end == -1) end = document.cookie.length; 
	   return unescape(document.cookie.substring(len,end)); 
	} 
	// This function has been slightly modified
	function Set_Cookie(name,value,expires,path,domain,secure) { 
		expires = expires * 60*60*24*1000;
		var today = new Date();
		var expires_date = new Date( today.getTime() + (expires) );
	    var cookieString = name + "=" +escape(value) + 
	       ( (expires) ? ";expires=" + expires_date.toGMTString() : "") + 
	        ";path=/"  + 
//	       ( (path) ? ";path=" + path : "") + 
	       ( (domain) ? ";domain=" + domain : "") + 
	       ( (secure) ? ";secure" : ""); 
	    document.cookie = cookieString; 
	} 
	
	function expandAll()
	{
		var menuItems = dhtmlgoodies_tree.getElementsByTagName('LI');
		for(var no=0;no<menuItems.length;no++){
			var subItems = menuItems[no].getElementsByTagName('UL');
			if(subItems.length>0 && subItems[0].style.display!='block'){
				showHideNode(false,menuItems[no].id.replace(/[^0-9]/g,''));
			}			
		}
	}
	
	function collapseAll()
	{
		var menuItems = dhtmlgoodies_tree.getElementsByTagName('LI');
		for(var no=0;no<menuItems.length;no++){
			var subItems = menuItems[no].getElementsByTagName('UL');
			if(subItems.length>0 && subItems[0].style.display=='block'){
				showHideNode(false,menuItems[no].id.replace(/[^0-9]/g,''));
			}			
		}		
	}
			
	function showHideNode(e,inputId)
	{
		if(inputId){
			if(!document.getElementById('dhtmlgoodies_treeNode'+inputId))return;
			thisNode = document.getElementById('dhtmlgoodies_treeNode'+inputId).getElementsByTagName('IMG')[0]; 
		}else {
			thisNode = this;
		}
		if(thisNode.style.visibility=='hidden')return;
		var parentNode = thisNode.parentNode;
		inputId = parentNode.id.replace(/[^0-9]/g,'');
		if(thisNode.src.indexOf('plus')>=0){
			thisNode.src = thisNode.src.replace('plus','minus');
			parentNode.getElementsByTagName('UL')[0].style.display='block';
			if(!initExpandedNodes)initExpandedNodes = ',';
			if(initExpandedNodes.indexOf(',' + inputId + ',')<0) initExpandedNodes = initExpandedNodes + inputId + ',';
			
		}else{
			thisNode.src = thisNode.src.replace('minus','plus');
			parentNode.getElementsByTagName('UL')[0].style.display='none';
			initExpandedNodes = initExpandedNodes.replace(',' + inputId,'');
		}	
		Set_Cookie('dhtmlgoodies_expandedNodes',initExpandedNodes,500);
	}

	function okToNavigate()
	{
		if(editCounter<10)return true;
		return false;		
	}
	
	var editCounter = -1;
	var editEl = false;
	
	function initEditLabel()
	{	
		if(editEl)hideEdit();
		editCounter = 0;
		editEl = this;	// Referenc to a Tag
		startEditLabel();
	}
	
	function startEditLabel()
	{
		if(editCounter>=0 && editCounter<10){
			editCounter = editCounter + 1;
			setTimeout('startEditLabel()',timeoutEdit);
			return;
		}
		if(editCounter==10){
			var el = editEl.previousSibling;
			el.value = editEl.innerHTML;
			editEl.style.display='none';
			el.style.display='inline';	
			el.select();
			return;
		}		
	}
	
	function showUpdate()
	{
		document.getElementById('ajaxMessage').innerHTML = ajax.response;
	}
	
	function hideEdit()
	{				
		var editObj = editEl.previousSibling;	
		if(editObj.value.length>0){
			editEl.innerHTML = editObj.value;	
			ajax.requestFile = fileName + '?updateNode='+editObj.id.replace(/[^0-9]/g,'') + '&newValue='+editObj.value;	// Specifying which file to get
			ajax.onCompletion = showUpdate;	// Specify function that will be executed after file has been found
			ajax.runAJAX();		// Execute AJAX function
						
		}
		editEl.style.display='inline';
		editObj.style.display='none';
		editEl = false;			
		editCounter=-1;
	}
	
	function mouseUpEvent()
	{
		editCounter=-1;		
	}
	
	function initTree()
	{
		dhtmlgoodies_tree = document.getElementById('dhtmlgoodies_tree');
		var menuItems = dhtmlgoodies_tree.getElementsByTagName('LI');	// Get an array of all menu items
		for(var no=0;no<menuItems.length;no++){
			var subItems = menuItems[no].getElementsByTagName('UL');
			var img = document.createElement('IMG');
			img.src = imageFolder + plusImage;
			img.onclick = showHideNode;
			if(subItems.length==0)img.style.visibility='hidden';
			var aTag = menuItems[no].getElementsByTagName('A')[0];
			
			if(aTag.id)numericId = aTag.id.replace(/[^0-9]/g,'');else numericId = (no+1);
			
			aTag.id = 'dhtmlgoodies_treeNodeLink' + numericId;
			
			var input = document.createElement('INPUT');
			input.style.width = '200px';
			input.style.display='none';
			menuItems[no].insertBefore(input,aTag);
			input.id = 'dhtmlgoodies_treeNodeInput' + numericId;
			input.onblur = hideEdit;
						
			menuItems[no].insertBefore(img,input);
			menuItems[no].id = 'dhtmlgoodies_treeNode' + numericId;
			aTag.onclick = okToNavigate;
			aTag.onmousedown = initEditLabel;
			var folderImg = document.createElement('IMG');
			if(menuItems[no].className){
				folderImg.src = imageFolder + menuItems[no].className;
			}else{
				folderImg.src = imageFolder + folderImage;
			}
//			menuItems[no].insertBefore(folderImg,input);
		}	
		
		initExpandedNodes = Get_Cookie('dhtmlgoodies_expandedNodes');
		if(initExpandedNodes){
			var nodes = initExpandedNodes.split(',');
			for(var no=0;no<nodes.length;no++){
				if(nodes[no])showHideNode(false,nodes[no]);	
			}			
		}	
		
		document.documentElement.onmouseup = mouseUpEvent;
	}
	
	window.onload = initTree;