//*****************************************************************************
// Do not remove this notice.
//
// Copyright 2000-2004 by Mike Hall.
// See http://www.brainjar.com for terms of use.
//*****************************************************************************

//----------------------------------------------------------------------------
// Code to determine the browser and version.
//----------------------------------------------------------------------------

function Browser()
{
	var ua, s, i;

	this.isIE = false;
	this.isOP = false;
	this.isNS = false;
	this.isSA = false;
	this.version = null;

	ua = navigator.userAgent;

	s = 'Opera';
	if((i = ua.indexOf(s)) >= 0)
	{
		this.isOP = true;
		this.version = parseFloat(ua.substr(i + s.length));
		return;
	}

	s = 'Netscape6/';
	if((i = ua.indexOf(s)) >= 0)
	{
		this.isNS = true;
		this.version = parseFloat(ua.substr(i + s.length));
		return;
	}

	// Treat any other "Gecko" browser as Netscape 6.1.
	if((i = ua.indexOf('Gecko')) >= 0)
	{
		this.isNS = true;
		this.version = 6.1;
		
		if((i = ua.indexOf('Safari')) >= 0)
			this.isSA = true;
		
		return;
	}

	s = 'MSIE';
	if((i = ua.indexOf(s)))
	{
		this.isIE = true;
		this.version = parseFloat(ua.substr(i + s.length));
		return;
	}
}

var browser = new Browser();

//----------------------------------------------------------------------------
// Code for handling the menu bar and active button.
//----------------------------------------------------------------------------

var activeButton = null;

window.onerror = null; // Ryan's Error Handling

/* [MODIFIED] This code commented out, not needed for activate/deactivate
on mouseover.

// Capture mouse clicks on the page so any active button can be
// deactivated.

if (browser.isIE)
document.onmousedown = pageMousedown;
else
document.addEventListener("mousedown", pageMousedown, true);

function pageMousedown(event) {

var el;

// If there is no active button, exit.

if (activeButton == null)
return;

// Find the element that was clicked on.

if (browser.isIE)
el = window.event.srcElement;
else
el = (event.target.tagName ? event.target : event.target.parentNode);

// If the active button was clicked on, exit.

if (el == activeButton)
return;

// If the element is not part of a menu, reset and clear the active
// button.

if (getContainerWith(el, "DIV", "menu") == null) {
resetButton(activeButton);
activeButton = null;
}
}

[END MODIFIED] */

function buttonClick(event, menuId) {

var button;

// Get the target button element.

if(browser.isIE)
button = window.event.srcElement;
else
button = event.currentTarget;

if(button.tagName!=null && button.tagName=='IMG')
{
	button=button.parentNode;
}

// Blur focus from the link to remove that annoying outline.

button.blur();

// Associate the named menu to this button if not already done.
// Additionally, initialize menu display.

if (button.menu == null) {
button.menu = document.getElementById(menuId);
if (button.menu.isInitialized == null)
menuInit(button.menu);
}

// [MODIFIED] Added for activate/deactivate on mouseover.

// Set mouseout event handler for the button, if not already done.

if (button.onmouseout == null)
button.onmouseout = buttonOrMenuMouseout;

// Exit if this button is the currently active one.

if (button == activeButton)
return false;

// [END MODIFIED]

// Reset the currently active button, if any.

if (activeButton != null)
resetButton(activeButton);
// Activate this button, unless it was the currently active one.

if (button != activeButton) {
depressButton(button);
activeButton = button;
}
else
activeButton = null;

return false;
}

function buttonMouseover(event, menuId) {

var button;

// [MODIFIED] Added for activate/deactivate on mouseover.

// Activates this button's menu if no other is currently active.

if (activeButton == null) {
buttonClick(event, menuId);
return;
}

// [END MODIFIED]

// Find the target button element.

if (browser.isIE)
button = window.event.srcElement;
else
button = event.currentTarget;

// If any other button menu is active, make this one active instead.

if (activeButton != null && activeButton != button)
buttonClick(event, menuId);
}

function depressButton(button) {

var x, y;

// [MODIFIED By Ryan] added so an image can appear on the button.
if(button.tagName!=null && button.tagName=='IMG')
{
	button = button.parentNode;
}
// [END MODIFIED]

// Update the button's style class to make it look like it's
// depressed.

button.className += " menuButtonActive";

// [MODIFIED] Added for activate/deactivate on mouseover.

// Set mouseout event handler for the button, if not already done.

if (button.onmouseout == null)
button.onmouseout = buttonOrMenuMouseout;
if (button.menu.onmouseout == null)
button.menu.onmouseout = buttonOrMenuMouseout;

// [END MODIFIED]

// Position the associated drop down menu under the button and
// show it.

x = getPageOffsetLeft(button);
y = getPageOffsetTop(button) + button.offsetHeight;

// For IE, adjust position.

if (browser.isIE) {
x += button.offsetParent.clientLeft;
y += button.offsetParent.clientTop;
}

// [MODIFIED By Ryan] adjust position for netscape v6.
if(browser.isNS && browser.version==6)
{
	y -= 1;
}
// [END MODIFIED]

button.menu.style.left = x + "px";
button.menu.style.top  = y + "px";
button.menu.style.visibility = "visible";
}

function resetButton(button) {

// Restore the button's style class.

removeClassName(button, "menuButtonActive");

// Hide the button's menu, first closing any sub menus.

if (button.menu != null) {
closeSubMenu(button.menu);
button.menu.style.visibility = "hidden";
}
}

//----------------------------------------------------------------------------
// Code to handle the menus and sub menus.
//----------------------------------------------------------------------------
function menuMouseover(event) {

var menu;

// Find the target menu element.

if (browser.isIE)
menu = getContainerWith(window.event.srcElement, "DIV", "menu");
else
menu = event.currentTarget;

// Close any active sub menu.

if (menu.activeItem != null)
closeSubMenu(menu);
}

function menuItemMouseover(event, menuId) {
var item, menu, x, y;

// Find the target item element and its parent menu element.

if (browser.isIE)
item = getContainerWith(window.event.srcElement, "A", "menuItem");
else
item = event.currentTarget;
menu = getContainerWith(item, "DIV", "menu");

// Close any active sub menu and mark this one as active.

if (menu.activeItem != null)
closeSubMenu(menu);
menu.activeItem = item;

// Highlight the item element.

item.className += " menuItemHighlight";

// Initialize the sub menu, if not already done.

if (item.subMenu == null) {
item.subMenu = document.getElementById(menuId);
if (item.subMenu.isInitialized == null)
menuInit(item.subMenu);
}

// [MODIFIED] Added for activate/deactivate on mouseover.

// Set mouseout event handler for the sub menu, if not already done.

if (item.subMenu.onmouseout == null)
item.subMenu.onmouseout = buttonOrMenuMouseout;

// [END MODIFIED]

// Get position for submenu based on the menu item.

x = getPageOffsetLeft(item) + item.offsetWidth;
y = getPageOffsetTop(item);

if(navigator.userAgent.toLowerCase().indexOf("msie 5.0")!=-1)
{ // ie5 submenus are slightly out - HACK but works.
x-=10;
}

// Adjust position to fit in view.

var maxX, maxY;

if (browser.isIE) {
maxX = Math.max(document.documentElement.scrollLeft, document.body.scrollLeft) +
(document.documentElement.clientWidth != 0 ? document.documentElement.clientWidth : document.body.clientWidth);
maxY = Math.max(document.documentElement.scrollTop, document.body.scrollTop) +
(document.documentElement.clientHeight != 0 ? document.documentElement.clientHeight : document.body.clientHeight);
}
if (browser.isOP) {
maxX = document.documentElement.scrollLeft + window.innerWidth;
maxY = document.documentElement.scrollTop  + window.innerHeight;
}
if (browser.isNS) {
maxX = window.scrollX + window.innerWidth;
maxY = window.scrollY + window.innerHeight;
}
maxX -= item.subMenu.offsetWidth;
maxY -= item.subMenu.offsetHeight;

if (x > maxX)
x = Math.max(0, x - item.offsetWidth - item.subMenu.offsetWidth
+ (menu.offsetWidth - item.offsetWidth));
y = Math.max(0, Math.min(y, maxY));

// Position and show the sub menu.

item.subMenu.style.left = x + "px";
item.subMenu.style.top  = y + "px";
item.subMenu.style.visibility = "visible";

// Stop the event from bubbling.

if (browser.isIE)
window.event.cancelBubble = true;
else
event.stopPropagation();
}

function closeSubMenu(menu) {

if (menu == null || menu.activeItem == null)
return;

// Recursively close any sub menus.

if (menu.activeItem.subMenu != null) {
closeSubMenu(menu.activeItem.subMenu);
menu.activeItem.subMenu.style.visibility = "hidden";
menu.activeItem.subMenu = null;
}
removeClassName(menu.activeItem, "menuItemHighlight");
menu.activeItem = null;
}

// [MODIFIED] Added for activate/deactivate on mouseover. Handler for mouseout
// event on buttons and menus.

function buttonOrMenuMouseout(event)
{
	var el;

	// If there is no active button, exit.

	if (activeButton == null)
		return;
	
	// Find the element the mouse is moving to.
	
	if (browser.isIE)
		el = window.event.toElement;
	else if (event.relatedTarget != null)
		el = (event.relatedTarget.tagName ? event.relatedTarget : event.relatedTarget.parentNode);
		
	if(el == null)
		return;
	
	//alert(navigator.userAgent);
	if(el.className != "NoMouseOutEvent" && !(el.className == "menuBar" && browser.isSA))
	{
		//alert(el.className+' '+el.tagName);
		// If the element is not part of a menu, reset the active button.
		if(getContainerWith(el, "DIV", "menu") == null)
		{
			//alert(el.tagName+' '+el.className);
			resetButton(activeButton);
			activeButton = null;
		}
	}
}

// [END MODIFIED]

//----------------------------------------------------------------------------
// Code to initialize menus.
//----------------------------------------------------------------------------

function menuInit(menu) {

var itemList, spanList;
var textEl, arrowEl;
var itemWidth;
var w, dw;
var i, j;

// For IE, replace arrow characters.

if (browser.isIE) {
menu.style.lineHeight = "2.5ex";
spanList = menu.getElementsByTagName("SPAN");
for (i = 0; i < spanList.length; i++)
if (hasClassName(spanList[i], "menuItemArrow")) {
	spanList[i].style.fontFamily = "Webdings";
	spanList[i].firstChild.nodeValue = "4";
}
}

// Find the width of a menu item.

itemList = menu.getElementsByTagName("A");
if (itemList.length > 0)
itemWidth = itemList[0].offsetWidth;
else
return;

// For items with arrows, add padding to item text to make the
// arrows flush right.

for (i = 0; i < itemList.length; i++) {
spanList = itemList[i].getElementsByTagName("SPAN");
textEl  = null;
arrowEl = null;
for (j = 0; j < spanList.length; j++) {
if (hasClassName(spanList[j], "menuItemText"))
	textEl = spanList[j];
if (hasClassName(spanList[j], "menuItemArrow"))
	arrowEl = spanList[j];
}
if (textEl != null && arrowEl != null) {
textEl.style.paddingRight = (itemWidth 
	- (textEl.offsetWidth + arrowEl.offsetWidth)) + "px";
// For Opera, remove the negative right margin to fix a display bug.
if (browser.isOP)
	arrowEl.style.marginRight = "0px";
}
}

// Fix IE hover problem by setting an explicit width on first item of
// the menu.

if (browser.isIE) {
w = itemList[0].offsetWidth;
itemList[0].style.width = w + "px";
dw = itemList[0].offsetWidth - w;
w -= dw;
itemList[0].style.width = w + "px";
}

// Mark menu as initialized.

menu.isInitialized = true;
}

//----------------------------------------------------------------------------
// General utility functions.
//----------------------------------------------------------------------------

function getContainerWith(node,tagName,className)
{
	// Starting with the given node, find the nearest containing element
	// with the specified tag name and style class.

	while(node != null)
	{
		if(node.tagName != null && node.tagName == tagName && hasClassName(node, className))
		{
			return node;
		}
		else
		{
			node = node.parentNode;
		}
	}
	
	return node;
}

function hasClassName(el, name) {

var i, list;

// Return true if the given element currently has the given class
// name.

list = el.className.split(" ");
for (i = 0; i < list.length; i++)
if (list[i] == name)
return true;

return false;
}

function removeClassName(el, name) 
{
var i, curList, newList;

Array.prototype.push = myPush; // Override push method of Array, so menu will work in ie5

if (el.className == null)
	return;

// Remove the given class name from the element's className property.

newList = new Array();
curList = el.className.split(" ");
for (i=0;i<curList.length;i++)
{
	if (curList[i] != name)
	{
		newList.push(curList[i]);
	}
}
el.className = newList.join(" ");
}

// MODIFIED BY RYAN

// Override push method, because it is only supported in version ie5.5 and above
function myPush(item)
{
this[this.length] = item;
}

// Find and trap errors NOT USED ANYMORE
/* 
function fnErrorTrap()
{
alert("An error was thrown and caught. "+"Error: "+sMsg+"Line: "+sLine+"URL: "+sUrl);
return false;
}
*/
// END MODIFIED

function getPageOffsetLeft(el) {

var x;

// Return the x coordinate of an element relative to the page.

x = el.offsetLeft;
if (el.offsetParent != null)
{
x += getPageOffsetLeft(el.offsetParent);
}
	
return x;
}

function getPageOffsetTop(el) {

var y;

// Return the x coordinate of an element relative to the page.

y = el.offsetTop;
if (el.offsetParent != null)
y += getPageOffsetTop(el.offsetParent);

return y;
}
function menuItemMouseup(strColour,strTitle,strUID)
{
	var spanElement = MM_findObj('selectedcolour');
	spanElement.style.backgroundColor = strColour;
	spanElement.title = strTitle;
	
	var regExpColourInput = new RegExp('_Color$','i'); 
	
	var arrInputElements = document.getElementsByTagName("INPUT");
	var intInputCount = arrInputElements.length;
	
	for(var i=0;i<intInputCount;i++)
	{
		if(arrInputElements[i].type=="hidden")
		{
			if(regExpColourInput.test(arrInputElements[i].name))
			{
				arrInputElements[i].value = strUID;
			}
		}
	}
}
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}