/* $Header: fsmenu.js 1.1 12/08/2005 10:25 AM mano $ */
/* =======================================================================*
| FILENAME
|   fsmenu.js
|
| DESCRIPTION
|   Javascript function for the menu - delayed show and hidden
|
| NOTES
|
| KNOWN BUGS AND RESTRICTIONS
|
| MODIFIED
|   1.0     03/03/2005	János Körmendi	Inserted
|   1.1     12/08/2005	János Körmendi	Inserted to the kertelemek
|
*======================================================================= */

/*

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)');
function addEvent (o, n, f, l) {
	var a = 'addEventListener', h = 'on' + n;
	if (o[a] && !l)
		return o[a] (n, f, false);
	if (o[h]) {
		o._c|= 0;
		var b= '_b' + (++o._c);
		o[b] = o[h]
	}
	o[h] = function(e) {
		e = e || self.event;
		var r = true;
		if (o[b])
			r = o[b] (e) != false && r;
		o._f = f;
		r = o._f (e) != false && r;
		return r
		
	}
};
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
};
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;
		par = 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)
			return;
		var a, ul, li, 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;
			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 + '){' + (sOC ? 'if(menus["' + menuID + '"]&&menus["' + menuID + '"].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();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))
	}
}