var indent;
var ind_level=12; // Einr\u00FCcken in Pixel

var refCount = 0; // Referenzz\u00E4hler

var cookieAr = new Array()

String.prototype.trim = function() {

 // skip leading and trailing whitespace
 // and return everything in between
  var x=this;
  x=x.replace(/^\s*(.*)/, "$1");
  x=x.replace(/(.*?)\s*$/, "$1");
  return x;
}


function treeNode(obj) {
this.collapsed = false;
	this.obj = obj;
	this.childNodes= new Array();
	this.text = "";
	this.type='dir';
}

treeNode.prototype.addChild = function(obj){
	this.childNodes.push(obj);
	obj.parentNode = this;	
}


treeNode.prototype.show = function() {
	try {
		this.obj.style.display='block'
	} catch (e) {}
}

treeNode.prototype.hide = function(){
	try {
		this.obj.style.display='none'
	} catch (e) {}
}


treeNode.prototype.showPlus = function() {
	try {
		var im=this.obj.getElementsByTagName("img")[0]
		im.src = im.src.replace(/minus/, "plus")
	} catch (e) {}
}

treeNode.prototype.showMinus = function() {
	try {
		var im=this.obj.getElementsByTagName("img")[0]
		im.src = im.src.replace(/plus/, "minus")
	} catch (e) {}
}


treeNode.prototype.collapse = function() {
	cookieAr[ this.getPath() ]=0;
	
	this.collapsed = true;
	this.showPlus();
	for (var i = 0; i < this.childNodes.length; i++) {
		this.childNodes[i].collapse()
		if (this.obj) this.childNodes[i].hide(); // do not hide nodes of ROOT
	}
}

treeNode.prototype.expand = function() {
	cookieAr[ this.getPath() ]=1;
	
	this.collapsed = false
	this.showMinus();
	for (var i = 0; i < this.childNodes.length; i++) {
		this.childNodes[i].show()
	}
}

treeNode.prototype.expandPath = function(p) {
	this.expand();
	if (!p || p == "") return;
	var tmp = p.split("\\",2);
	for (var i = 0; i < this.childNodes.length; i++) {
		var child = this.childNodes[i];
		if (child.text == tmp[0]) {
			if (child.type=='dir') {
				child.expand()
				child.expandPath(tmp[1])
			} else {
				//child.highlight(true)
			}
		}
	}
}

treeNode.prototype.highlight = function(bDoIt) {
	this.obj.firstChild.className="naviLinkHL";
}

treeNode.prototype.getSiblings = function() {
	var res=new Array()	
	try {
		var tmp = this.parentNode.childNodes;
		for (var i = 0; i < tmp.length; i++) {
			if (tmp[i] != this) res.push(tmp[i]);
		}
	} catch (e) {}
	return res;
}

// Pfad im des Knotens ermitteln
treeNode.prototype.getPath = function() {
	if (this.parentNode) {
		var tmp = this.parentNode.getPath();
		if (tmp) {
			return tmp + "\\" + this.text
		} else {
			return this.text;
		}
	} else {
		return this.text;
	}
}

function storeState() {	
	var i = 0;
	for (var key in cookieAr) {
		if (cookieAr[key] && key) {
			document.cookie = "expand"+ i +"="+key+ "; path = /";
			i++;
		} 
		document.cookie = "expand"+ i +"=---END---; path = /";		
	}
}


treeNode.prototype.showHide = function() {
	
	if (this.collapsed)  {
		this.expand()
	} else {
		this.collapse()
	}
	
	var i = 0;
	storeState();
}

treeNode.prototype.openWithAjax = function() {
	var xmlHttp = null;
	// Mozilla, Opera, Safari sowie Internet Explorer 7
	if (typeof XMLHttpRequest != 'undefined') {
    		xmlHttp = new XMLHttpRequest();
	}
	if (!xmlHttp) {
    		// Internet Explorer 6 und \u00E4lter
    		try {
    			xmlHttp  = new ActiveXObject("Msxml2.XMLHTTP");
    		} catch(e) {
    			try {
    				xmlHttp  = new ActiveXObject("Microsoft.XMLHTTP");
    			} catch(e) {
    				xmlHttp  = null;
    			}
    		}
	}
	if (xmlHttp) {
    		xmlHttp.open('GET', this, true);
    		xmlHttp.onreadystatechange = function () {
        			if (xmlHttp.readyState == 4) {
            				var tmp=xmlHttp.responseText;
				var b = tmp.indexOf("<!--BEGIN-AJAX-->")
				var e = tmp.indexOf("<!--END-AJAX-->")
				var c = document.getElementById("AJAXCONTENT");
				c.innerHTML = tmp.substr(b,e)
				//alert(tmp.substr(b,e))
        			}
    		};
    		xmlHttp.send(null);
	}
	//alert(this)
	return false;
}

treeNode.prototype.ModifyCode = function(level) {
	if (this.obj) {	// not the root
		this.obj.style.paddingLeft = ind_level * (level-1) ;
		var li = this.obj.getElementsByTagName("A")[0]
		if (li) { // es ist bereits ein Link drauf
			this.type='file'
			this.text=li.innerHTML;
			li.innerHTML = li.innerHTML;
			//debugger;
			if (li.href == document.location.href) this.highlight(true);
			
			//li.onclick= this.openWithAjax
		} else {
			var path = this.obj.innerHTML;
			var delim = path.lastIndexOf("\\");
			this.text = path.substr(delim+1);
			li=document.createElement("A");
			li.href='#'
			li.className = 'bold'
			var im1=document.createElement("img");
			im1.src = _webdb+"minus.gif";
			im1.border=0;
			im1.width=12;
			im1.height=9;
			
			li.appendChild(im1)		
			li.appendChild(document.createTextNode(this.text));
			
			var tmp = this
			li.onclick = function () { tmp.showHide() }
			this.obj.innerHTML=''; // Reset Element content
			this.obj.appendChild(li)

		}
	}
	for (var i = 0; i < this.childNodes.length; i++) this.childNodes[i].ModifyCode(level+1);
}

treeNode.prototype.indent = function(ind) {
	if (ind == 0) return;
	var siblings = this.parentNode.childNodes
	var sib=null
	for (var i = 0; i < siblings.length; i++) {
		if (siblings[i] == this) break;
		sib = siblings[i];
	}
	if (sib) { // get a child of last 'brother'
		this.parentNode.childNodes = this.getSiblings()
		sib.addChild(this)
		this.indent(ind-1)
	}
}

treeNode.prototype.init = function() { this.ModifyCode(0); }


var treeRoot=new treeNode(null); // the tree-Root
function beautify() {
	var tree=document.getElementById("tree");
	if (tree) beautifyTree(tree);
	fixLinks();
}

var fileextAr = Array("pdf","zip","exe","wav","mod","snd","mp3","tif","gif","jpg","bmp","png","lwp","cdr","cpt","ico","pcx","cmd",
				  "bat","pif","arc","rar","cab","avi","mpg","mpeg","wmv","bin","dat","sys","inf","ini","log","iso","tmp","dbf",
				  "apr","mdb","lnk","wk4","xls","xlt","sam","rtf","txt","doc","dot","ppt","pps","ttf","htm","html","css","xml",
				  "url","js","hlp","chm","nsf","ns4","ns5","ntf","com","dll","odt","ott","sxw","stw","ods","ots","sxc","stc",
				  "odg","otg","sxd","std","odp","otp","sxi","sti","odf","sxm")
function fixLinks() {
	// replace the ugly notes download icons
	els = document.getElementsByTagName("a");
	for (var i = 0; i < els.length; i++) {
		var el = els[i];
		if (el.href.indexOf("$FILE")==-1 || el.getAttribute('FocNoFix') == 1) continue;
		el.target="_blank";
		if (el.style && el.style.whiteSpace) el.style.whiteSpace="";
		var im=el.firstChild;
		var txt =im.alt;
		//el.style.border='1px solid red;';
		// Workaround for attachments inserted with mac
		var uglyMacText = im.nextSibling
		if (uglyMacText) el.removeChild(uglyMacText)
//		var txtNode = document.createTextNode(" "+
//			txt.replace(/-/g,"").replace(/_/g," "))
		var txtNode = document.createTextNode(" "+ txt)
		var txtSpan = document.createElement("span")
		txtSpan.appendChild(txtNode);
		txtSpan.innerHTML = txtSpan.innerHTML.replace(/-/g,"-&#8203;"); //.replace(/_/g," ")
		el.appendChild(txtSpan);
		
//		el.innerHTML = txtNode.innerHTML.replace(/-/g,"- "); //.replace(/_/g," ")

		var ext=txt.substr(txt.lastIndexOf('.')+1);
		el.appendChild( document.createElement("br"));
		var useext = _webdb+"/de.foconis.lib.file.dat.gif"
		for (var exts in fileextAr) {
			if (fileextAr[exts] == ext) {
				useext = _webdb+"/de.foconis.lib.file."+ext+".gif" 
			}
		}
		/*
		switch (ext) { // Miniansichten
			case "gif":
			case "jpg":
			case "png":
				useext=el.href
		}*/
			
		im.height=16;
		im.width=16;
		im.border=0;
		im.style.marginBottom='-3px';
		im.src=useext
		

	}
}
// macht einen sch\u00F6nen navigationsbaum aus einer View

function beautifyTree(tree) {
	var els = tree.getElementsByTagName("div")
	for (var i=0; i < els.length; i++) {
		var el=els[i]; //scanne alle Elemente
		var clazz=el.className

		if (clazz == 'treeDir' || clazz == 'treeItem') { // ein 'Verzeichniseintrag'
			indent = parseInt(el.getAttribute('FocIndent'))
			var node=new treeNode(el);
			treeRoot.addChild(node) // parent for next indented node is this node
			node.indent(indent)
		}
	}
	treeRoot.init()
	treeRoot.collapse();
	//treeRoot.expandPath(_treePath)
	var i = 0;
	var tmp = document.cookie.split(";");
	var tmpAr = new Array()
	for( var ckie in tmp) {
		var spl;
		spl = tmp[ckie].split("=");
		tmpAr[ spl[0].trim() ] = spl[1];
	}
	
	for( i = 0; i < 100; i++) {
		var tmp = tmpAr[ "expand"+i ];
		if ( !tmp || tmp == "---END---" ) break;		
		
		treeRoot.expandPath( tmp )
	}

	if (i == 0) {
		try {
			treeRoot.childNodes[0].expand();
		} catch(e) {}
		storeState();
	}
}


var mainText;
var navText;
var navBottom;
var sidepanel=new Array();

var body;
function initSizes () {
	mainText = document.getElementById('mainText');
	navText = document.getElementById('navText');
	navBottom = document.getElementById('navBottom');

	sidepanel[0] = document.getElementById('releasesText');
	sidepanel[1] = document.getElementById('newsText');
	sidepanel[2] = document.getElementById('body2Text');

	resizeHandler();
}
function resizeHandler() {
	var x,y;

	if (self.innerHeight) // all except Explorer
	{
		 x = self.innerWidth;
		 y = self.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientHeight)
		 // Explorer 6 Strict Mode
	{
		 x = document.documentElement.clientWidth;
		 y = document.documentElement.clientHeight;
	}
	else if (document.body) // other Explorers
	{
		 x = document.body.clientWidth;
		 y = document.body.clientHeight;
	}
	if (y < 200) y = 200;
	var h = y-113;

	if (mainText) mainText.style.height=h;
	if (navText && navBottom) navText.style.height=h-navBottom.offsetHeight;

	var tmp=0;
	var last = -1;
	for (var i = 0; i < 3; i++) {
		if (sidepanel[i])  {
			var tmp=sidepanel[i].offsetHeight + 2*33+5; // Rundungen und 5px Spacer
			//alert(dump(sidepanel[i]));
			h -= tmp;
			last = i;
		}
	}
	h += tmp;
	if (h < 40) h=40;
	if (last != -1) sidepanel[last].style.height= h;
	

}

function dump(x) {
	var r;
	for (var s in x) {
		r = r+ " "+s+":"+x[s]+";"
	}
	return r;
}