/*

FREESTYLE MENUS v1.0 RC (c) 2001-2006 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)');

if(typeof addEvent!='function')
{
	var addEvent=function(o,t,f,l)
	{
		var d='addEventListener',n='on'+t,rO=o,rT=t,rF=f,rL=l;
		if(o[d]&&!l)return o[d](t,f,false);
		var d2='attachEvent';
		if(o[d2])return o[d2](n,f);
		if(!o._evts)o._evts={};
		if(!o._evts[t])
		{
			o._evts[t]=o[n]?{b:o[n]}:{};
			o[n]=new Function('e','var r=true,o=this,a=o._evts["'+t+'"],i;for(i in a){o._f=a[i];r=o._f(e||window.event)!=false&&r;o._f=null}return r');
			if(t!='unload')
				addEvent(window,'unload',function(){removeEvent(rO,rT,rF,rL)})
		}
		if(!f._i)
			f._i=addEvent._i++;
		o._evts[t][f._i]=f
	};
	addEvent._i=1;
	var removeEvent=function(o,t,f,l)
	{
		var d='removeEventListener';
		if(o[d]&&!l)
			return o[d](t,f,false);
		var d2='detachEvent',n='on'+t;
		if(o[d2])
			return o[d2](n,f);
		if(o._evts&&o._evts[t]&&f._i)
			delete o._evts[t][f._i]
	}
}

	function FSMenu(myName,nested,cssProp,cssVis,cssHid)
	{
		this.myName=myName;
		this.nested=nested;
		this.cssProp=cssProp;
		this.cssVis=cssVis;
		this.cssHid=cssHid;
		this.cssLitClass='highlighted';
		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.hideOnClick=true;
		this.animInSpeed=0.2;
		this.animOutSpeed=0.2;
		this.animations=[]
	};
	
	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()
		}
	};
	
	FSMenu.prototype.hideAll=function()
	{
		with(this){
			for(var m in menus)
				if(menus[m].visible&&!menus[m].isRoot)menus[m].hide(true)
		}
	};
	
	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&&hideDelay>=0)
					{
						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(forced)
	{
		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);
				//lyr.ref.parentNode.style.zIndex='2';
				setVis(1,forced)
			}
	};
	
	FSMenuNode.prototype.hide=function(forced)
	{
		with(this)
			with(obj)
			{
				if(!lyr||!lyr.ref||!visible)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);
					//lyr.ref.parentNode.style.zIndex='1';
					setVis(0,forced)
				}
			}
	};
	
	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,forced)
	{
		with(this)
			with(obj)
			{
				if(lyr.forced&&!forced)return;
				lyr.forced=forced;
				lyr.timer=lyr.timer||0;
				lyr.counter=lyr.counter||0;
				with(lyr)
				{
					clearTimeout(timer);
					if(sh&&!counter)sty[cssProp]=cssVis;
					var speed=sh?animInSpeed:animOutSpeed;
					if(isDOM&&speed<1)
						for(var a=0;a<animations.length;a++)animations[a](ref,counter,sh);
					counter+=speed*(sh?1:-1);
					if(counter>1)
					{
						counter=1;
						lyr.forced=false
					}else if(counter<0)
					{
						counter=0;
						sty[cssProp]=cssHid;
						lyr.forced=false
					}else if(isDOM){
						timer=setTimeout(myName+'.menus["'+id+'"].setVis('+sh+','+forced+')',50)
					}
				}
			}
	};
	
	FSMenu.animSwipeDown=function(ref,counter,show)
	{
		if(show&&(counter==0))
		{
			ref._fsm_styT=ref.style.top;
			ref._fsm_styMT=ref.style.marginTop;
			ref._fsm_offT=ref.offsetTop||0
		}
		
		var cP=Math.pow(Math.sin(Math.PI*counter/2),0.75);
		var clipY=ref.offsetHeight*(1-cP);
		ref.style.clip=(counter==1?((window.opera||navigator.userAgent.indexOf('KHTML')>-1)?'':'rect(auto,auto,auto,auto)'):'rect('+clipY+'px,'+ref.offsetWidth+'px,'+ref.offsetHeight+'px,0)');
		if(counter==1||(counter<0.01&&!show))
		{
			ref.style.top=ref._fsm_styT;
			ref.style.marginTop=ref._fsm_styMT
		}else{
			ref.style.top=((0-clipY)+(ref._fsm_offT))+'px';
			ref.style.marginTop='0'
		}
	};
	
	FSMenu.animFade=function(ref,counter,show)
	{
		var done=(counter==1);
		if(ref.filters)
		{
			var alpha=!done?' alpha(opacity='+parseInt(counter*100)+')':'';
			if(ref.style.filter.indexOf("alpha")==-1)
				ref.style.filter+=alpha;
			else 
				ref.style.filter=ref.style.filter.replace(/\s*alpha\([^\)]*\)/i,alpha)
		}else 
			ref.style.opacity=ref.style.MozOpacity=counter/1.001
	};
	
	FSMenu.animClipDown=function(ref,counter,show)
	{
		var cP=Math.pow(Math.sin(Math.PI*counter/2),0.75);
		ref.style.clip=(counter==1?((window.opera||navigator.userAgent.indexOf('KHTML')>-1)?'':'rect(auto,auto,auto,auto)'):'rect(0,'+ref.offsetWidth+'px,'+(ref.offsetHeight*cP)+'px,0)')
	};
	
	FSMenu.prototype.activateMenu=function(id,subInd){
		with(this)
		{
			if(!isDOM||!document.documentElement)return;
			var fsmFB=getRef('fsmenu-fallback');
			if(fsmFB)
			{
				fsmFB.rel='alternate stylesheet';
				fsmFB.disabled=true
			}
			var a,ul,li,parUL,mRoot=getRef(id),nodes,count=1;
			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 evtProp=navigator.userAgent.indexOf('Safari')>-1||isOp?'safRtnVal':'returnValue';
				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('e','if(e.'+evtProp+'!=false)'+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.'+evtProp+'=false;return false'));
				if(subInd)
					a.insertBefore(subInd.cloneNode(true),a.firstChild)
			}
			if(isIE&&!isOp)
			{
				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)node.onfocus(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}'))
				}
			}
			
			if(hideOnClick)
				addEvent(mRoot,'click',new Function(myName+'.hideAll()'));
			menus[id]=new FSMenuNode(id,true,this)
		}
	};
	
	var page={
		win:self,
		minW:0,
		minH:0,
		MS:isIE&&!isOp,
		db:document.compatMode&&document.compatMode.indexOf('CSS')>-1?'documentElement':'body'
	};
	
	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))
		}
	}