var Spry;
if(!Spry)
{
	Spry = {};
}
if(!Spry.Widget)
{
	Spry.Widget = {};
}
Spry.Widget.MenuBar = function(element, opts)
{
	this.init(element, opts);
};

Spry.Widget.MenuBar.prototype.init = function(element, opts)
{
	this.element = this.getElement(element);
	this.currMenu = null;

	var isie = (typeof document.all != 'undefined' && typeof window.opera == 'undefined' && navigator.vendor != 'KDE');
	if(typeof document.getElementById == 'undefined' || (navigator.vendor == 'Apple Computer, Inc.' && typeof window.XMLHttpRequest == 'undefined') || (isie && typeof document.uniqueID == 'undefined'))
	{
		return;
	}
	if(opts)
	{
		for(var k in opts)
		{
			var rollover = new Image;
			rollover.src = opts[k];
		}
	}

	if(this.element)
	{
		this.currMenu = this.element;
		var items = this.element.getElementsByTagName('li');
		for(var i=0; i<items.length; i++)
		{
			this.initialize(items[i], element, isie);
			if(isie)
			{
				this.addClassName(items[i], "MenuBarItemIE");
				items[i].style.position = "static";
			}
		}
		if(isie)
		{
			if(this.hasClassName(this.element, "MenuBarVertical"))
			{
				this.element.style.position = "relative";
			}
			var linkitems = this.element.getElementsByTagName('a');
			for(var i=0; i<linkitems.length; i++)
			{
				linkitems[i].style.position = "relative";
			}
		}
	}
};

Spry.Widget.MenuBar.prototype.getElement = function(ele)
{
	if (ele && typeof ele == "string")
		return document.getElementById(ele);
	return ele;
};

Spry.Widget.MenuBar.prototype.hasClassName = function(ele, className)
{
	if (!ele || !className || !ele.className || ele.className.search(new RegExp("\\b" + className + "\\b")) == -1)
	{
		return false;
	}
	return true;
};

Spry.Widget.MenuBar.prototype.addClassName = function(ele, className)
{
	if (!ele || !className || this.hasClassName(ele, className))
		return;
	ele.className += (ele.className ? " " : "") + className;
};

Spry.Widget.MenuBar.prototype.removeClassName = function(ele, className)
{
	if (!ele || !className || !this.hasClassName(ele, className))
		return;
	ele.className = ele.className.replace(new RegExp("\\s*\\b" + className + "\\b", "g"), "");
};

Spry.Widget.MenuBar.prototype.addEventListener = function(element, eventType, handler, capture)
{
	try
	{
		if (element.addEventListener)
		{
			element.addEventListener(eventType, handler, capture);
		}
		else if (element.attachEvent)
		{
			element.attachEvent('on' + eventType, handler);
		}
	}
	catch (e) {}
};
Spry.Widget.MenuBar.prototype.createIframeLayer = function(menu)
{
	var layer = document.createElement('iframe');
	layer.tabIndex = '-1';
	layer.src = 'javascript:false;';
	menu.parentNode.appendChild(layer);
	
	layer.style.left = menu.offsetLeft + 'px';
	layer.style.top = menu.offsetTop + 'px';
	layer.style.width = menu.offsetWidth + 'px';
	layer.style.height = menu.offsetHeight + 'px';
};
Spry.Widget.MenuBar.prototype.removeIframeLayer =  function(menu)
{
	var layers = menu.parentNode.getElementsByTagName('iframe');
	while(layers.length > 0)
	{
		layers[0].parentNode.removeChild(layers[0]);
	}
};
Spry.Widget.MenuBar.prototype.clearMenus = function(root)
{
	var menus = root.getElementsByTagName('ul');
	for(var i=0; i<menus.length; i++)
	{
		this.hideSubmenu(menus[i]);
	}
	this.removeClassName(this.element, "MenuBarActive");
};
Spry.Widget.MenuBar.prototype.bubbledTextEvent = function()
{
	return (navigator.vendor == 'Apple Computer, Inc.' && (event.target == event.relatedTarget.parentNode || (event.eventPhase == 3 && event.target.parentNode == event.relatedTarget)));
};
Spry.Widget.MenuBar.prototype.showSubmenu = function(menu)
{
	if(this.currMenu)
	{
		this.clearMenus(this.currMenu);
		this.currMenu = null;
	}
	
	if(menu)
	{
		this.addClassName(menu, "MenuBarSubmenuVisible");
		if(typeof document.all != 'undefined' && typeof window.opera == 'undefined' && navigator.vendor != 'KDE')
		{
			if(!this.hasClassName(this.element, "MenuBarHorizontal") || menu.parentNode.parentNode != this.element)
			{
				menu.style.top = menu.parentNode.offsetTop + 'px';
			}
		}
		if(typeof document.uniqueID != "undefined")
		{
			this.createIframeLayer(menu);
		}
	}
	this.addClassName(this.element, "MenuBarActive");
};
Spry.Widget.MenuBar.prototype.hideSubmenu = function(menu)
{
	if(menu)
	{
		this.removeClassName(menu, "MenuBarSubmenuVisible");
		if(typeof document.all != 'undefined' && typeof window.opera == 'undefined' && navigator.vendor != 'KDE')
		{
			menu.style.top = '';
			menu.style.left = '';
		}
		this.removeIframeLayer(menu);
	}
};
Spry.Widget.MenuBar.prototype.initialize = function(listitem, element, isie)
{
	var opentime, closetime;
	var link = listitem.getElementsByTagName('a')[0];
	var submenus = listitem.getElementsByTagName('ul');
	var menu = (submenus.length > 0 ? submenus[0] : null);

	var hasSubMenu = false;
	if(menu)
	{
		this.addClassName(link, "MenuBarItemSubmenu");
		hasSubMenu = true;
	}

	if(!isie)
	{
		listitem.contains = function(testNode)
		{
			if(testNode == null)
			{
				return false;
			}
			if(testNode == this)
			{
				return true;
			}
			else
			{
				return this.contains(testNode.parentNode);
			}
		};
	}

	var self = this;

	this.addEventListener(listitem, 'mouseover', function(e)
	{
		if(self.bubbledTextEvent())
		{
			return;
		}
		clearTimeout(closetime);
		if(self.currMenu == listitem)
		{
			self.currMenu = null;
		}
		self.addClassName(link, hasSubMenu ? "MenuBarItemSubmenuHover" : "MenuBarItemHover");
		if(menu && !self.hasClassName(menu, "MenuBarSubmenuVisible"))
		{
			opentime = window.setTimeout(function(){self.showSubmenu(menu);}, 250);
		}
	}, false);

	this.addEventListener(listitem, 'mouseout', function(e)
	{
		if(self.bubbledTextEvent())
		{
			return;
		}

		var related = (typeof e.relatedTarget != 'undefined' ? e.relatedTarget : e.toElement);
		if(!listitem.contains(related))
		{
			clearTimeout(opentime);
			self.currMenu = listitem;
			self.removeClassName(link, hasSubMenu ? "MenuBarItemSubmenuHover" : "MenuBarItemHover");
			if(menu)
			{
				closetime = window.setTimeout(function(){self.hideSubmenu(menu);}, 600);
			}
		}
	}, false);
};


var Spry;
if (!Spry) Spry = {};
if (!Spry.Widget) Spry.Widget = {};

Spry.Widget.CollapsiblePanel = function(element, opts)
{
	this.init(element);

	Spry.Widget.CollapsiblePanel.setOptions(this, opts);

	this.attachBehaviors();
};

Spry.Widget.CollapsiblePanel.prototype.init = function(element)
{
	this.element = this.getElement(element);
	this.focusElement = null;
	this.hoverClass = "CollapsiblePanelTabHover";
	this.openClass = "CollapsiblePanelOpen";
	this.closedClass = "CollapsiblePanelClosed";
	this.focusedClass = "CollapsiblePanelFocused";
	this.enableAnimation = true;
	this.enableKeyboardNavigation = true;
	this.animator = null;
	this.hasFocus = false;
	this.contentIsOpen = true;
};

Spry.Widget.CollapsiblePanel.prototype.getElement = function(ele)
{
	if (ele && typeof ele == "string")
		return document.getElementById(ele);
	return ele;
};

Spry.Widget.CollapsiblePanel.prototype.addClassName = function(ele, className)
{
	if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) != -1))
		return;
	ele.className += (ele.className ? " " : "") + className;
};

Spry.Widget.CollapsiblePanel.prototype.removeClassName = function(ele, className)
{
	if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) == -1))
		return;
	ele.className = ele.className.replace(new RegExp("\\s*\\b" + className + "\\b", "g"), "");
};

Spry.Widget.CollapsiblePanel.prototype.hasClassName = function(ele, className)
{
	if (!ele || !className || !ele.className || ele.className.search(new RegExp("\\b" + className + "\\b")) == -1)
		return false;
	return true;
};

Spry.Widget.CollapsiblePanel.prototype.setDisplay = function(ele, display)
{
	if( ele )
		ele.style.display = display;
};

Spry.Widget.CollapsiblePanel.setOptions = function(obj, optionsObj, ignoreUndefinedProps)
{
	if (!optionsObj)
		return;
	for (var optionName in optionsObj)
	{
		if (ignoreUndefinedProps && optionsObj[optionName] == undefined)
			continue;
		obj[optionName] = optionsObj[optionName];
	}
};

Spry.Widget.CollapsiblePanel.prototype.onTabMouseOver = function()
{
	this.addClassName(this.getTab(), this.hoverClass);
};

Spry.Widget.CollapsiblePanel.prototype.onTabMouseOut = function()
{
	this.removeClassName(this.getTab(), this.hoverClass);
};

Spry.Widget.CollapsiblePanel.prototype.open = function()
{
	this.contentIsOpen = true;
	if (this.enableAnimation)
	{
		if (this.animator)
			this.animator.stop();
		this.animator = new Spry.Widget.CollapsiblePanel.PanelAnimator(this, true);
		this.animator.start();
	}
	else
		this.setDisplay(this.getContent(), "block");

	this.removeClassName(this.element, this.closedClass);
	this.addClassName(this.element, this.openClass);
};

Spry.Widget.CollapsiblePanel.prototype.close = function()
{
	this.contentIsOpen = false;
	if (this.enableAnimation)
	{
		if (this.animator)
			this.animator.stop();
		this.animator = new Spry.Widget.CollapsiblePanel.PanelAnimator(this, false);
		this.animator.start();
	}
	else
		this.setDisplay(this.getContent(), "none");

	this.removeClassName(this.element, this.openClass);
	this.addClassName(this.element, this.closedClass);
};

Spry.Widget.CollapsiblePanel.prototype.onTabClick = function()
{
	if (this.isOpen())
		this.close();
	else
		this.open();
	this.focus();
};

Spry.Widget.CollapsiblePanel.prototype.onFocus = function(e)
{
	this.hasFocus = true;
	this.addClassName(this.element, this.focusedClass);
};

Spry.Widget.CollapsiblePanel.prototype.onBlur = function(e)
{
	this.hasFocus = false;
	this.removeClassName(this.element, this.focusedClass);
};

Spry.Widget.CollapsiblePanel.ENTER_KEY = 13;
Spry.Widget.CollapsiblePanel.SPACE_KEY = 32;

Spry.Widget.CollapsiblePanel.prototype.onKeyDown = function(e)
{
	var key = e.keyCode;
	if (!this.hasFocus || (key != Spry.Widget.CollapsiblePanel.ENTER_KEY && key != Spry.Widget.CollapsiblePanel.SPACE_KEY))
		return true;
	
	if (this.isOpen())
		this.close();
	else
		this.open();

	if (e.stopPropagation)
		e.stopPropagation();
	if (e.preventDefault)
		e.preventDefault();

	return false;
};

Spry.Widget.CollapsiblePanel.prototype.attachPanelHandlers = function()
{
	var tab = this.getTab();
	if (!tab)
		return;

	var self = this;
	Spry.Widget.CollapsiblePanel.addEventListener(tab, "click", function(e) { return self.onTabClick(); }, false);
	Spry.Widget.CollapsiblePanel.addEventListener(tab, "mouseover", function(e) { return self.onTabMouseOver(); }, false);
	Spry.Widget.CollapsiblePanel.addEventListener(tab, "mouseout", function(e) { return self.onTabMouseOut(); }, false);

	if (this.enableKeyboardNavigation)
	{
		// XXX: IE doesn't allow the setting of tabindex dynamically. This means we can't
		// rely on adding the tabindex attribute if it is missing to enable keyboard navigation
		// by default.

		// Find the first element within the tab container that has a tabindex or the first
		// anchor tag.
		
		var tabIndexEle = null;
		var tabAnchorEle = null;

		this.preorderTraversal(tab, function(node) {
			if (node.nodeType == 1 /* NODE.ELEMENT_NODE */)
			{
				var tabIndexAttr = tab.attributes.getNamedItem("tabindex");
				if (tabIndexAttr)
				{
					tabIndexEle = node;
					return true;
				}
				if (!tabAnchorEle && node.nodeName.toLowerCase() == "a")
					tabAnchorEle = node;
			}
			return false;
		});

		if (tabIndexEle)
			this.focusElement = tabIndexEle;
		else if (tabAnchorEle)
			this.focusElement = tabAnchorEle;

		if (this.focusElement)
		{
			Spry.Widget.CollapsiblePanel.addEventListener(this.focusElement, "focus", function(e) { return self.onFocus(e); }, false);
			Spry.Widget.CollapsiblePanel.addEventListener(this.focusElement, "blur", function(e) { return self.onBlur(e); }, false);
			Spry.Widget.CollapsiblePanel.addEventListener(this.focusElement, "keydown", function(e) { return self.onKeyDown(e); }, false);
		}
	}
};

Spry.Widget.CollapsiblePanel.addEventListener = function(element, eventType, handler, capture)
{
	try
	{
		if (element.addEventListener)
			element.addEventListener(eventType, handler, capture);
		else if (element.attachEvent)
			element.attachEvent("on" + eventType, handler);
	}
	catch (e) {}
};

Spry.Widget.CollapsiblePanel.prototype.preorderTraversal = function(root, func)
{
	var stopTraversal = false;
	if (root)
	{
		stopTraversal = func(root);
		if (root.hasChildNodes())
		{
			var child = root.firstChild;
			while (!stopTraversal && child)
			{
				stopTraversal = this.preorderTraversal(child, func);
				try { child = child.nextSibling; } catch (e) { child = null; }
			}
		}
	}
	return stopTraversal;
};

Spry.Widget.CollapsiblePanel.prototype.attachBehaviors = function()
{
	var panel = this.element;
	var tab = this.getTab();
	var content = this.getContent();

	if (this.contentIsOpen || this.hasClassName(panel, this.openClass))
	{
		this.removeClassName(panel, this.closedClass);
		this.setDisplay(content, "block");
		this.contentIsOpen = true;
	}
	else
	{
		this.removeClassName(panel, this.openClass);
		this.addClassName(panel, this.closedClass);
		this.setDisplay(content, "none");
		this.contentIsOpen = false;
	}

	this.attachPanelHandlers();
};

Spry.Widget.CollapsiblePanel.prototype.getTab = function()
{
	return this.getElementChildren(this.element)[0];
};

Spry.Widget.CollapsiblePanel.prototype.getContent = function()
{
	return this.getElementChildren(this.element)[1];
};

Spry.Widget.CollapsiblePanel.prototype.isOpen = function()
{
	return this.contentIsOpen;
};

Spry.Widget.CollapsiblePanel.prototype.getElementChildren = function(element)
{
	var children = [];
	var child = element.firstChild;
	while (child)
	{
		if (child.nodeType == 1)
			children.push(child);
		child = child.nextSibling;
	}
	return children;
};

Spry.Widget.CollapsiblePanel.prototype.focus = function()
{
	if (this.focusElement && this.focusElement.focus)
		this.focusElement.focus();
};


Spry.Widget.CollapsiblePanel.PanelAnimator = function(panel, doOpen, opts)
{
	this.timer = null;
	this.interval = 0;
	this.stepCount = 0;

	this.fps = 0;
	this.steps = 10;
	this.duration = 500;
	this.onComplete = null;

	this.panel = panel;
	this.content = panel.getContent();
	this.panelData = [];
	this.doOpen = doOpen;

	Spry.Widget.CollapsiblePanel.setOptions(this, opts);


	if (this.fps > 0)
	{
		this.interval = Math.floor(1000 / this.fps);
		this.steps = parseInt((this.duration + (this.interval - 1)) / this.interval);
	}
	else if (this.steps > 0)
		this.interval = this.duration / this.steps;

	var c = this.content;

	var curHeight = c.offsetHeight ? c.offsetHeight : 0;
	
	if (doOpen && c.style.display == "none")
		this.fromHeight = 0;
	else
		this.fromHeight = curHeight;

	if (!doOpen)
		this.toHeight = 0;
	else
	{
		if (c.style.display == "none")
		{
			c.style.visibility = "hidden";
			c.style.display = "block";
		}

		c.style.height = "";
		this.toHeight = c.offsetHeight;
	}

	this.increment = (this.toHeight - this.fromHeight) / this.steps;
	this.overflow = c.style.overflow;

	c.style.height = this.fromHeight + "px";
	c.style.visibility = "visible";
	c.style.overflow = "hidden";
	c.style.display = "block";
};

Spry.Widget.CollapsiblePanel.PanelAnimator.prototype.start = function()
{
	var self = this;
	this.timer = setTimeout(function() { self.stepAnimation(); }, this.interval);
};

Spry.Widget.CollapsiblePanel.PanelAnimator.prototype.stop = function()
{
	if (this.timer)
	{
		clearTimeout(this.timer);

		if (this.stepCount < this.steps)
			this.content.style.overflow = this.overflow;
	}

	this.timer = null;
};

Spry.Widget.CollapsiblePanel.PanelAnimator.prototype.stepAnimation = function()
{
	++this.stepCount;

	this.animate();

	if (this.stepCount < this.steps)
		this.start();
	else if (this.onComplete)
		this.onComplete();
};

Spry.Widget.CollapsiblePanel.PanelAnimator.prototype.animate = function()
{
	if (this.stepCount >= this.steps)
	{
		if (!this.doOpen)
			this.content.style.display = "none";
		this.content.style.overflow = this.overflow;
		this.content.style.height = this.toHeight + "px";
	}
	else
	{
		this.fromHeight += this.increment;
		this.content.style.height = this.fromHeight + "px";
	}
};