var notice = '';

//-------------------------------------------------------------
//	Drop down navigation v0.02 [Kirk Bentley] 10/02/2003
//-------------------------------------------------------------
//
//	If you use this code, please leave all comments in tact.
//

//--> USER DEFINED VARIABLES

var nameAr			= new Array('tnMain0','tnMain1');
var KillDelay			= 1000;	//<-- 1 second
var ShadowOffset		= 3;
var HorizontalOffset		= 130;
var SubHorizontalOffset		= -10;
var VerticalOffset		= -2;
var SubVerticalOffset		= -1;
var ArrowHorizontalOffset	= 7;
var ArrowVerticalOffset		= 5;
var Sub0ParentSwitchColor	= '#6890C4';
var Sub00ParentSwitchColor	= '#FFD800';

//--> DO NOT EDIT BELOW
var Locked;
var PrevMenu;
var PrevSubMenu	= null;
var CurSubMenu;
var Timer;
var MyGap;
var tnMainTt	= document.getElementsByName("tnMain");
var tnSubTt	= document.getElementsByName("tnSub");

function killSubFn(SubMenuId){
	document.getElementById(SubMenuId).style.display		= 'none';
	document.getElementById(SubMenuId).style.visibility		= 'hidden';	//<-- IE Hack

	var myId							= SubMenuId.substr(5,SubMenuId.length -1);
	document.getElementById('tnSubShdw' + myId).style.display	= 'none';
	document.getElementById('tnSubShdw' + myId).style.visibility	= 'hidden';
	return true;
}

function killAllFn(){
	for(x = 0; x < tnMainTt.length; x++){
		var tempId	= 'tnSub' + x + '';
		if(document.getElementById(tempId) != null){
			//--> Menu
			document.getElementById('tnSub' + x + '').style.display		= 'none';
			//--> Menu shadow
			document.getElementById('tnSubShdw' + x + '').style.display	= 'none';
		}
	}
	if(PrevSubMenu != null){
		killSubFn(PrevSubMenu);
	}
	return true;
}

function initTopNavFn(menuId,subId,subShdwId) {
	var Menu		= document.getElementById(menuId);
	var SubMenu		= document.getElementById(subId);
	var SubMenuId		= subId;
	var SubMenuShdw		= document.getElementById(subShdwId);
	var Arrow		= document.getElementById('topNavSubArrow');
			
	killAllFn();
	
	function mouseOverFn(){
		Locked	= 1;
		//--> Clear timer
		if (Timer != null){ window.clearTimeout(Timer); }
		//--> Display selected menu
		if(SubMenu.style.display == 'none'){
			//--> Menu
			SubMenu.style.display		= 'block';
			SubMenu.style.zIndex		= 100;
			SubMenu.style.left		= parseInt(Menu.offsetLeft + HorizontalOffset) + 'px';
			SubMenu.style.top		= parseInt(Menu.offsetTop + VerticalOffset) + 'px';
			//--> Menu shadow
			SubMenuShdw.style.display	= 'block';
			SubMenuShdw.style.zIndex	= 99;
			SubMenuShdw.style.width		= parseInt(SubMenu.offsetWidth) + 'px';
			SubMenuShdw.style.height	= parseInt(SubMenu.offsetHeight + ShadowOffset) + 'px';		
			SubMenuShdw.style.left		= parseInt(SubMenu.offsetLeft + ShadowOffset) + 'px';
			SubMenuShdw.style.top		= parseInt(SubMenu.offsetTop) + 'px';
		}
		return true;
	}
	
	function mouseOutFn(){
		PrevMenu	= SubMenuId;
		Locked	= 0;
		!Locked ? (Timer = window.setTimeout(killAllFn, KillDelay)):'';
		return true;
	}
	
	function parentSwitch(Menu,state){
		switch(state){
			case 'on':
				Menu.style.backgroundColor	= Sub0ParentSwitchColor;
				break;
			case 'off':
				Menu.style.backgroundColor	= '';
				break;
		}
	}
	
	Menu.onmouseover = function(){
		killAllFn();
		mouseOverFn();
		return true;
	}
	
	Menu.onmouseout = function(){
		mouseOutFn();
		return true;
	}
	
	Menu.onclick = function(){
		killAllFn();
		return true;
	}
	
	SubMenu.onmouseover = function(){
		parentSwitch(Menu,'on');
		mouseOverFn();
		return true;
	}
	
	SubMenu.onmouseout = function(){
		parentSwitch(Menu,'off');
		mouseOutFn();
		return true;
	}
	
	SubMenu.onclick = function(){
		parentSwitch(Menu,'off');
		killAllFn();
		return true;
	}
}

function initTopNavKillFn(menuId) {
	var Menu		= document.getElementById(menuId);
	
	function mouseOverFn(){
		killAllFn();
		return true;
	}
	
	Menu.onmouseover = function(){
		killAllFn();
		mouseOverFn();
		return true;
	}
}

function initSubNavFn(menuId,subId,subShdwId) {
	var Menu		= document.getElementById(menuId);
	var SubMenu		= document.getElementById(subId);
	var SubMenuId		= subId;
	var SubMenuShdw		= document.getElementById(subShdwId);
			
	function mouseOverFn(){
		SubMenu.style.display = 'none';
		if(PrevSubMenu != null){
			if(PrevSubMenu != CurSubMenu){
				killSubFn(PrevSubMenu);
			}
		}
		Locked	= 1;
		//--> Clear timer
		if (Timer != null){ window.clearTimeout(Timer); }
		if(SubMenu.style.display == 'none'){
			//--> Menu
			SubMenu.style.display		= 'block';
			SubMenu.style.visibility	= 'visible';	//<-- IE Hack
			SubMenu.style.zIndex		= 100;
			SubMenu.style.left		= parseInt(Menu.offsetLeft + Menu.offsetWidth + SubHorizontalOffset) + 'px';
			SubMenu.style.top		= parseInt(Menu.offsetTop + SubVerticalOffset) + 'px';
			//--> Menu shadow
			SubMenuShdw.style.display	= 'block';
			SubMenuShdw.style.visibility	= 'visible';
			SubMenuShdw.style.zIndex	= 99;
			SubMenuShdw.style.width		= parseInt(SubMenu.offsetWidth) + 'px';
			SubMenuShdw.style.height	= parseInt(SubMenu.offsetHeight + ShadowOffset) + 'px';		
			SubMenuShdw.style.left		= parseInt(SubMenu.offsetLeft + ShadowOffset) + 'px';
			SubMenuShdw.style.top		= parseInt(SubMenu.offsetTop) + 'px';
		}
		return true;
	}
	
	function mouseOutFn(){
		PrevSubMenu	= SubMenuId;
		return true;
	}
	
	function parentSwitch(Menu,state){
		switch(state){
			case 'on':
				Menu.style.backgroundColor	= Sub00ParentSwitchColor;
				break;
			case 'off':
				Menu.style.backgroundColor	= '';
				break;
		}
	}
	
	Menu.onmouseover = function(){
		CurSubMenu	= SubMenuId;
		mouseOverFn();
		return true;
	}
	
	Menu.onmouseout	= function(){
		mouseOutFn();
		return true;	
	}
	
	SubMenu.onmouseover = function(){
		parentSwitch(Menu,'on');
		return true;
	}
	
	SubMenu.onmouseout = function(){
		parentSwitch(Menu,'off');
		return true;
	}
	
	SubMenu.onclick = function(){
		killSubFn(SubMenuId);
		return true;
	}
}

function initSubNavKillFn(menuId) {
	var Menu		= document.getElementById(menuId);
	
	function mouseOverFn(){
		killSubFn(PrevSubMenu);
		return true;
	}
	
	Menu.onmouseover = function(){
		mouseOverFn();
		return true;
	}
}

//---------------------------------------------------------
//	Menu init function v0.01 [KB] 7/22/2003 6:00PM
//---------------------------------------------------------
window.onload = function() {
	for(var i = 0; i < tnMainTt.length; i++){
		var m = i + "";	//<-- Type casting, to ensure string value.
		var tempId	= 'tnSub' + m + '';
		if(document.getElementById(tempId) != null){
			initTopNavFn('tnMain' + m,'tnSub' + m, 'tnSubShdw' + m);
		}else{
			initTopNavKillFn('tnMain' + m);
		}
		
		for(var c = 0; c < tnSubTt.length; c++){
			var n = c + "";	//<-- Type casting, to ensure string value.
			var tempId0	= 'tnSub' + m + '_' + n;
			var tempId1	= 'tnSub' + m + '_' + n + '_0';
			
			if(document.getElementById(tempId0) != null && document.getElementById(tempId1) != null){
				initSubNavFn('tnSub' + m + '_' + n,'tnSub' + m + '_' + n + '_0','tnSubShdw' + m + '_' + n + '_0');
			}else if(document.getElementById(tempId0) != null && !document.getElementById(tempId1)){
				initSubNavKillFn('tnSub' + m + '_' + n);
			}
		}
	}
	
	if (notice) { alert(notice); }
}