/*

FREESTYLE MENUS v1.0 RC (c) 2001-2005 Angus Turnbull, http://www.twinhelix.com
Altering this notice or redistributing this file is prohibited.

*/

var isDOM=document.getElementById?1:0,isIE=document.all?1:0,isNS4=navigator.appName=='Netscape'&&!isDOM?1:0,isOp=self.opera?1:0,isDyn=isDOM||isIE||isNS4;

function getRef(i,p){p=!p?document:p.navigator?p.document:p;return isIE?p.all[i]:isDOM?(p.getElementById?p:p.ownerDocument).getElementById(i):isNS4?p.layers[i]:null};
function getSty(i,p){var r=getRef(i,p);return r?isNS4?r:r.style:null};
if(!self.LayerObj)var LayerObj=new Function('i','p','this.ref=getRef(i,p);this.sty=getSty(i,p);return this');
function getLyr(i,p){return new LayerObj(i,p)};
function LyrFn(n,f){LayerObj.prototype[n]=new Function('var a=arguments,p=a[0],px=isNS4||isOp?0:"px";with(this){'+f+'}')};
LyrFn('x','if(!isNaN(p))sty.left=p+px;else return parseInt(sty.left)');
LyrFn('y','if(!isNaN(p))sty.top=p+px;else return parseInt(sty.top)');
var aeOL=[];
function addEvent(o,n,f,l){
	var a='addEventListener',h='on'+n,b='',s='';
	if(o[a]&&!l)return o[a](n,f,false);
	o._c|=0;if(o[h]){b='_f'+o._c++;o[b]=o[h]}s='_f'+o._c++;
	o[s]=f;
	o[h]=function(e){e=e||window.event;var r=true;if(b)r=o[b](e)!=false&&r;r=o[s](e)!=false&&r;return r};
	aeOL[aeOL.length]={o:o,h:h}
};
addEvent(window,'unload',function(){for(var i=0;i<aeOL.length;i++)with(aeOL[i]){o[h]=null;for(var c=0;o['_f'+c];c++)o['_f'+c]=null}});
function FSMenu(myName,nested,cssProp,cssVis,cssHid){
	this.myName=myName;
	this.nested=nested;
	this.cssProp=cssProp;
	this.cssVis=cssVis;
	this.cssHid=cssHid;
	this.cssLitClass='';
	this.menus={root:new FSMenuNode('root',true,this)};
	this.menuToShow=[];
	this.mtsTimer=null;
	this.showDelay=0;
	this.switchDelay=125;
	this.hideDelay=500;
	this.showOnClick=0;
	this.animations=[];
	this.animSpeed=100;
	if(isIE&&!isOp)addEvent(window,'unload',new Function(myName+'=null'))
};
FSMenu.prototype.show=function(mN){
	with(this){menuToShow.length=arguments.length;
	for(var i=0;i<arguments.length;i++)menuToShow[i]=arguments[i];clearTimeout(mtsTimer);
	if(!nested)mtsTimer=setTimeout(myName+'.menus.root.over()',10)}
};
FSMenu.prototype.hide=function(mN){with(this){clearTimeout(mtsTimer);
if(menus[mN])menus[mN].out()}
};
function FSMenuNode(id,isRoot,obj){
this.id=id;
this.isRoot=isRoot;
this.obj=obj;
this.lyr=this.child=this.par=this.timer=this.visible=null;
this.args=[];
var node=this;
this.over=function(evt){
	with(node)with(obj){
		if(isNS4&&evt&&lyr.ref)lyr.ref.routeEvent(evt);
		clearTimeout(timer);
		clearTimeout(mtsTimer);
		if(!isRoot&&!visible)node.show();
		if(menuToShow.length){
			var a=menuToShow,m=a[0];
			if(!menus[m]||!menus[m].lyr.ref)
			menus[m]=new FSMenuNode(m,false,obj);
			var c=menus[m];
			if(c==node){
				menuToShow.length=0;return
			}
			clearTimeout(c.timer);
			if(c!=child&&c.lyr.ref){
				c.args.length=a.length;
				for(var i=0;i<a.length;i++)
				c.args[i]=a[i];
				var delay=child?switchDelay:showDelay;
				c.timer=setTimeout('with('+myName+'){menus["'+c.id+'"].par=menus["'+node.id+'"];menus["'+c.id+'"].show()}',delay?delay:1)
			}
			menuToShow.length=0
		}
		if(!nested&&par)par.over()
	}
};
this.out=function(evt){
	with(node)with(obj){
		if(isNS4&&evt&&lyr&&lyr.ref)
		lyr.ref.routeEvent(evt);
		clearTimeout(timer);
		if(!isRoot){
			timer=setTimeout(myName+'.menus["'+id+'"].hide()',hideDelay);
			if(!nested&&par)par.out()
		}
	}
};
if(this.id!='root')
with(this)with(lyr=getLyr(id))
if(ref){
	if(isNS4)ref.captureEvents(Event.MOUSEOVER|Event.MOUSEOUT);
	addEvent(ref,'mouseover',this.over);addEvent(ref,'mouseout',this.out);
	if(obj.nested){
		addEvent(ref,'focus',this.over);addEvent(ref,'click',this.over);
		addEvent(ref,'blur',this.out)
	}
}
};
FSMenuNode.prototype.show=function(){
	with(this)with(obj){
		if(!lyr||!lyr.ref)return;
		if(par){if(par.child&&par.child!=this)par.child.hide();
		par.child=this}var offR=args[1],offX=args[2],offY=args[3],lX=0,lY=0,doX=''+offX!='undefined',doY=''+offY!='undefined';

		if(self.page&&offR&&(doX||doY)){
			with(page.elmPos(offR,par.lyr?par.lyr.ref:0))lX=x,lY=y;
			if(doX)lyr.x(lX+eval(offX));
			if(doY)lyr.y(lY+eval(offY));
		}
	
		if(offR)lightParent(offR,1);
		visible=1;
		if(obj.onshow)obj.onshow(id);
		setVis(1)
	}
};
FSMenuNode.prototype.hide=function(){
	with(this)with(obj){
		if(!lyr||!lyr.ref)return;
		if(isNS4&&self.isMouseIn&&isMouseIn(lyr.ref))return show();
		if(args[1])lightParent(args[1],0);
		if(child)child.hide();
		if(par&&par.child==this)par.child=null;
		if(lyr){
			visible=0;
			if(obj.onhide)obj.onhide(id);setVis(0)
		}
	}
};
FSMenuNode.prototype.lightParent=function(elm,lit){
	with(this)with(obj){
		if(!cssLitClass||isNS4)return;
		if(lit)elm.className+=(elm.className?' ':'')+cssLitClass;
		else elm.className=elm.className.replace(new RegExp('(\\s*'+cssLitClass+')+$'),'')
	}
};
FSMenuNode.prototype.setVis=function(sh){
	with(this)with(obj){
		lyr.timer|=0;lyr.counter|=0;
		with(lyr){
			clearTimeout(timer);
			if(sh&&!counter)sty[cssProp]=cssVis;
			if(isDOM&&animSpeed<100)for(var a=0;a<animations.length;a++)animations[a](ref,counter);counter+=animSpeed*(sh?1:-1);
			if(counter>100){counter=100}else if(counter<=0){counter=0;sty[cssProp]=cssHid}
			else if(isDOM)timer=setTimeout(myName+'.menus["'+id+'"].setVis('+sh+')',50)
		}
	}
};
FSMenu.prototype.activateMenu=function(id,subInd){
	with(this){if(!isDOM||!document.documentElement)return;
	var a,ul,li,parUL,mRoot=getRef(id),nodes,count=1;
	if(isIE){
		var aNodes=mRoot.getElementsByTagName('a');
		for(var i=0;i<aNodes.length;i++){
			addEvent(aNodes[i],'focus',new Function('e','var node=this.parentNode;while(node){if(node.onfocus)setTimeout(node.onfocus,1,e);node=node.parentNode}'));
			addEvent(aNodes[i],'blur',new Function('e','var node=this.parentNode;while(node){if(node.onblur)node.onblur(e);node=node.parentNode}'))
		}
	}
	var lists=mRoot.getElementsByTagName('ul');
	for(var i=0;i<lists.length;i++){
		li=ul=lists[i];while(li){
			if(li.nodeName.toLowerCase()=='li')break;
			li=li.parentNode
		}
		if(!li)continue;
		parUL=li;
		while(parUL){if(parUL.nodeName.toLowerCase()=='ul')break;parUL=parUL.parentNode}
		a=null;
		for(var j=0;j<li.childNodes.length;j++)
		if(li.childNodes[j].nodeName.toLowerCase()=='a')
			a=li.childNodes[j];
		if(!a)continue;var menuID=myName+'-id-'+count++;
		if(ul.id)menuID=ul.id;
		else ul.setAttribute('id',menuID);
		var sOC=(showOnClick==1&&li.parentNode==mRoot)||(showOnClick==2);
		var eShow=new Function('with('+myName+'){var m=menus["'+menuID+'"],pM=menus["'+parUL.id+'"];'+(sOC?'if((pM&&pM.child)||(m&&m.visible))':'')+' show("'+menuID+'",this)}');
		var eHide=new Function(myName+'.hide("'+menuID+'")');addEvent(a,'mouseover',eShow);
		addEvent(a,'focus',eShow);addEvent(a,'mouseout',eHide);
		addEvent(a,'blur',eHide);
		if(sOC)addEvent(a,'click',new Function('e',myName+'.show("'+menuID+'",this);if(e.cancelable&&e.preventDefault)e.preventDefault();e.returnValue=false;return false'));
		if(subInd)a.insertBefore(subInd.cloneNode(true),a.firstChild)
	}
	menus[id]=new FSMenuNode(id,true,this)}
};

if(!self.page)var page={win:self,minW:0,minH:0,MS:isIE&&!isOp};
page.elmPos=function(e,p){
	var x=0,y=0,w=p?p:this.win;e=e?(e.substr?(isNS4?w.document.anchors[e]:getRef(e,w)):e):p;
	if(isNS4){
		if(e&&(e!=p)){x=e.x;y=e.y};
		if(p){x+=p.pageX;y+=p.pageY}
	}
	if(e&&this.MS&&navigator.platform.indexOf('Mac')>-1&&e.tagName=='A'){
		e.onfocus=new Function('with(event){self.tmpX=clientX-offsetX;self.tmpY=clientY-offsetY}');
		e.focus();
		x=tmpX;
		y=tmpY;
		e.blur()
	}
	else while(e){x+=e.offsetLeft;y+=e.offsetTop;e=e.offsetParent}
	return{x:x,y:y}
};

if(isNS4){
	var fsmMouseX,fsmMouseY,fsmOR=self.onresize,nsWinW=innerWidth,nsWinH=innerHeight;
	document.fsmMM=document.onmousemove;
	self.onresize=function(){
		if(fsmOR)fsmOR();if(nsWinW!=innerWidth||nsWinH!=innerHeight)location.reload()
	};
	document.captureEvents(Event.MOUSEMOVE);
	document.onmousemove=function(e){
		fsmMouseX=e.pageX;fsmMouseY=e.pageY;return document.fsmMM?document.fsmMM(e):document.routeEvent(e)
	};
	function isMouseIn(sty){
		with(sty)return((fsmMouseX>left)&&(fsmMouseX<left+clip.width)&&(fsmMouseY>top)&&(fsmMouseY<top+clip.height))
	}
};