	<!-- Begin
	var isDOM = (document.getElementById ? true : false); 
	var isIE4 = ((document.all && !isDOM) ? true : false);
	var isNS4 = (document.layers ? true : false);
	function getRef(id) {
	if (isDOM) return document.getElementById(id);
	if (isIE4) return document.all[id];
	if (isNS4) return document.layers[id];
	}
	function getSty(id) {
	return (isNS4 ? getRef(id) : getRef(id).style);
	} 
	// Hide timeout.
	var popTimer = 0;
	// Array showing highlighted menu items.
	var litNow = new Array();
	function popOver(menuNum, itemNum) {
	clearTimeout(popTimer);
	hideAllBut(menuNum);
	litNow = getTree(menuNum, itemNum);
	changeCol(litNow, true);
	targetNum = menu[menuNum][itemNum].target;
	if (targetNum > 0) {
	thisX = parseInt(menu[menuNum][0].ref.left) + parseInt(menu[menuNum][itemNum].ref.left);
	thisY = parseInt(menu[menuNum][0].ref.top) + parseInt(menu[menuNum][itemNum].ref.top);
	with (menu[targetNum][0].ref) {
	left = parseInt(thisX + menu[targetNum][0].x);
	top = parseInt(thisY + menu[targetNum][0].y);
	visibility = 'visible';
	      }
	   }
	}
	function popOut(menuNum, itemNum) {
	if ((menuNum == 0) && !menu[menuNum][itemNum].target)
	hideAllBut(0)
	else
	popTimer = setTimeout('hideAllBut(0)', 500);
	}
	function getTree(menuNum, itemNum) {
	
	// Array index is the menu number. The contents are null (if that menu is not a parent)
	// or the item number in that menu that is an ancestor (to light it up).
	itemArray = new Array(menu.length);
	
	while(1) {
	itemArray[menuNum] = itemNum;
	// If we've reached the top of the hierarchy, return.
	if (menuNum == 0) return itemArray;
	itemNum = menu[menuNum][0].parentItem;
	menuNum = menu[menuNum][0].parentMenu;
	   }
	}
	
	// Pass an array and a boolean to specify colour change, true = over colour.
	function changeCol(changeArray, isOver) {
	for (menuCount = 0; menuCount < changeArray.length; menuCount++) {
	if(menuCount != 0)
	{
	if (changeArray[menuCount]) {
	newCol = isOver ? menu[menuCount][0].overCol : menu[menuCount][0].backCol;
	// Change the colours of the div/layer background.
	with (menu[menuCount][changeArray[menuCount]].ref) {
	if (isNS4) bgColor = newCol;
	else backgroundColor = newCol;
	         }
	      }
	   }
	}
	}
	function hideAllBut(menuNum) {
	var keepMenus = getTree(menuNum, 1);
	for (count = 0; count < menu.length; count++)
	if (!keepMenus[count])
	menu[count][0].ref.visibility = 'hidden';
	changeCol(litNow, false);
	}
	
	// *** MENU CONSTRUCTION FUNCTIONS ***
	
	function Menu(isVert, popInd, x, y, width, overCol, backCol, borderClass, textClass) {
	// True or false - a vertical menu?
	this.isVert = isVert;
	// The popout indicator used (if any) for this menu.
	this.popInd = popInd
	// Position and size settings.
	this.x = x;
	this.y = y;
	this.width = width;
	// Colours of menu and items.
	this.overCol = overCol;
	this.backCol = backCol;
	// The stylesheet class used for item borders and the text within items.
	this.borderClass = borderClass;
	this.textClass = textClass;
	// Parent menu and item numbers, indexed later.
	this.parentMenu = null;
	this.parentItem = null;
	// Reference to the object's style properties (set later).
	this.ref = null;
	}
	
	function Item(text, href, frame, length, spacing, target) {
	this.text = text;
	this.href = href;
	this.frame = frame;
	this.length = length;
	this.spacing = spacing;
	this.target = target;
	// Reference to the object's style properties (set later).
	this.ref = null;
	}
	
	function writeMenus() {
	if (!isDOM && !isIE4 && !isNS4) return;
	
	for (currMenu = 0; currMenu < menu.length; currMenu++) with (menu[currMenu][0]) {
	// Variable for holding HTML for items and positions of next item.
	var str = '', itemX = 25, itemY = 93;

	
	// Remember, items start from 1 in the array (0 is menu object itself, above).
	// Also use properties of each item nested in the other with() for construction.
	for (currItem = 1; currItem < menu[currMenu].length; currItem++) with (menu[currMenu][currItem]) {
	var itemID = 'menu' + currMenu + 'item' + currItem;
	
	// The width and height of the menu item - dependent on orientation!
	var w = (isVert ? width : length);
	var h = (isVert ? length : width);
	
	// Create a div or layer text string with appropriate styles/properties.
	if (isDOM || isIE4) {
	str += '<div id="' + itemID + '" style="position: absolute; left: ' + itemX + '; top: ' + itemY + '; width: ' + w + '; height: ' + h + '; visibility: inherit; ';
	if (backCol) str += 'background: ' + backCol + '; ';
	str += '" ';
	}
	if (isNS4) {
	str += '<layer id="' + itemID + '" left="' + itemX + '" top="' + itemY + '" width="' +  w + '" height="' + h + '" visibility="inherit" ';
	if (currMenu != 0) {
	if (backCol) str += 'bgcolor="' + backCol + '" ';
	}
	}
	if (borderClass) str += 'class="' + borderClass + '" ';
	
	// Add mouseover handlers and finish div/layer.
	str += 'onMouseOver="popOver(' + currMenu + ',' + currItem + ')" onMouseOut="popOut(' + currMenu + ',' + currItem + ')">';
	
	// Add contents of item (default: table with link inside).
	// In IE/NS6+, add padding if there's a border to emulate NS4's layer padding.
	// If a target frame is specified, also add that to the <a> tag.
	
	
	str += '<table width="' + (w - 8) + '" border="0" cellspacing="0" cellpadding="' + (!isNS4 && borderClass ? 3 : 0) + '"><tr><td align="left" height="' + (h - 7) + '">' + '<a class="' + textClass + '" href="' + href + '"' + (frame ? ' target="' + frame + '">' : '>') + text + '</a></td>';
	if (target > 0) {
	
	// Set target's parents to this menu item.
	menu[target][0].parentMenu = currMenu;
	menu[target][0].parentItem = currItem;
	
	// Add a popout indicator.
	if (popInd) str += '<td class="' + textClass + '" align="right">' + popInd + '</td>';
	}
	str += '</tr></table>' + (isNS4 ? '</layer>' : '</div>');
	if (isVert) itemY += length + spacing;
	else itemX += length + spacing;
	}
	if (isDOM) {
	var newDiv = document.createElement('div');
	document.getElementsByTagName('body').item(0).appendChild(newDiv);
	newDiv.innerHTML = str;
	ref = newDiv.style;
	ref.position = 'absolute';
	ref.visibility = 'hidden';
	}
	
	// Insert a div tag to the end of the BODY with menu HTML in place for IE4.
	if (isIE4) {
	document.body.insertAdjacentHTML('beforeEnd', '<div id="menu' + currMenu + 'div" ' + 'style="position: absolute; visibility: hidden">' + str + '</div>');
	ref = getSty('menu' + currMenu + 'div');
	}
	
	// In NS4, create a reference to a new layer and write the items to it.
	if (isNS4) {
	ref = new Layer(0);
	ref.document.write(str);
	ref.document.close();
	}
	
	for (currItem = 1; currItem < menu[currMenu].length; currItem++) {
	itemName = 'menu' + currMenu + 'item' + currItem;
	if (isDOM || isIE4) menu[currMenu][currItem].ref = getSty(itemName);
	if (isNS4) menu[currMenu][currItem].ref = ref.document[itemName];
	   }
	}
	with(menu[0][0]) {
	ref.left = x;
	ref.top = y;
	ref.visibility = 'visible';
	   }
	}
	
	// this is the code for building the drop down menus -jf
	
	var menu = new Array();
	
	// Default colours passed to most menu constructors (just passed to functions, not
	// a global variable - makes things easier to change later in bulk).
	var defOver = '#CCFFFF', defBack = '#FFFFFF';
	
	// Default 'length' of menu items - item height if menu is vertical, width if horizontal.
	var defLength = 22;
	
	// Menu 0 is the special, 'root' menu from which everything else arises.
	menu[0] = new Array();
	// A non-vertical menu with a few different colours and no popout indicator, as an example.
	// *** MOVE ROOT MENU AROUND HERE ***  it's positioned at (5, 0) and is 17px high now.
	if (isDOM || isIE4) {
	menu[0][0] = new Menu(false, '', 5, 0, 17, '', '', '', 'itemText');
	}
	if (isNS4) {
	menu[0][0] = new Menu(false, '', 5, 0, 17, 'gray', 'gray', '', 'itemText');
	}
	
	
	// Notice how the targets are all set to nonzero values...
	// The 'length' of each of these items is 40, and there is spacing of 10 to the next item.
	// Most of the links are set to '#' hashes, make sure you change them to actual files.
	menu[0][1] = new Item('&nbsp;', '#', '', 55, 10, 1);
	menu[0][2] = new Item('&nbsp;', '#', '', 50, 15, 2);
	menu[0][3] = new Item('&nbsp;', '#', '', 45, 10, 3);
	menu[0][4] = new Item('&nbsp;', '#', '', 60, 10, 4);
	menu[0][5] = new Item('&nbsp;', '#', '', 55, 10, 5);
	// An example of a link with a target frame/window as well...
	// menu[0][4] = new Item('  Site', 'http://flater.tv', '_new', 40, 10, 0);
	
	
	// Services menu.
	menu[1] = new Array();
	// The File menu is positioned 0px across and 22 down from its trigger, and is 80 wide.
	// All text in this menu has the stylesheet class 'item' -- see the <style> section above.
	// We've passed a 'greater-than' sign '>' as a popout indicator. Try an image...?
	menu[1][0] = new Menu(true, '>', -25, -59, 200, defOver, defBack, 'itemBorder', 'itemText');
	menu[1][1] = new Item('RDT&E', 'sub_pages.php?page_id=services1_1', '', defLength, 0, 0);
	menu[1][2] = new Item('Fuels Impact on Engine Maintenance', 'sub_pages.php?page_id=services1_1#impact', '', defLength, 0, 0);
	menu[1][3] = new Item('Alternative Fuels', 'sub_pages.php?page_id=services1_1#afuels', '', defLength, 0, 0);
	menu[1][4] = new Item('Logistics', 'sub_pages.php?page_id=services1_1#log', '', defLength, 0, 0);
	menu[1][5] = new Item('Petroleum Management Specialists', 'sub_pages.php?page_id=services1_1#pms', '', defLength, 0, 0);
	menu[1][6] = new Item('System Automation', 'sub_pages.php?page_id=services1_1#sysauto', '', defLength, 0, 0);
	
	// Case Study menu.
	menu[2] = new Array();
	menu[2][0] = new Menu(true, '>', -25, -59, 200, defOver, defBack, 'itemBorder', 'itemText');
	menu[2][1] = new Item('Client List', 'sub_pages.php?page_id=clients_list', '', defLength, 0, 0);
	menu[2][2] = new Item('Defense Energy Support Center', 'sub_pages.php?page_id=clients2_1', '', defLength, 0, 0);
	menu[2][3] = new Item('AF Research Lab', 'sub_pages.php?page_id=clients2_2', '', defLength, 0, 0);
	menu[2][4] = new Item('Universal Technology Corp', 'sub_pages.php?page_id=clients2_3', '', defLength, 0, 0);
	menu[2][5] = new Item('Litton PRC', 'sub_pages.php?page_id=clients2_4', '', defLength, 0, 0);
	menu[2][6] = new Item('Coordinated Research Council', 'sub_pages.php?page_id=clients2_5', '', defLength, 0, 0);
	menu[2][7] = new Item('Naval Air Warfare Center', 'sub_pages.php?page_id=clients2_6', '', defLength, 0, 0);
	menu[2][8] = new Item('Endress + Hauser', 'sub_pages.php?page_id=clients2_7', '', defLength, 0, 0);
	menu[2][9] = new Item('Dynamics Research Corp', 'sub_pages.php?page_id=clients2_8', '', defLength, 0, 0);
	menu[2][10] = new Item('HQ Air Force - CIO', 'sub_pages.php?page_id=clients2_9', '', defLength, 0, 0);
	menu[2][11] = new Item('J.C. Carter Company', 'sub_pages.php?page_id=clients2_10', '', defLength, 0, 0);
	
	// About menu
	menu[3] = new Array();
	menu[3][0] = new Menu(true, '>', -25, -59, 150, defOver, defBack, 'itemBorder', 'itemText');
	menu[3][1] = new Item('Mission', 'sub_pages.php?page_id=about3_1', '', defLength, 0, 0);
	menu[3][2] = new Item('Management Team', 'sub_pages.php?page_id=about3_2', '', defLength, 0, 0);
	menu[3][3] = new Item('Principal Employees', 'sub_pages.php?page_id=about3_3', '', defLength, 0, 0);
	// added GSA Schedule About Menu Item
	menu[3][4] = new Item('GSA Schedule', 'sub_pages.php?page_id=about3_4', '', defLength, 0, 0);
	
	// Contact menu
	menu[4] = new Array();
	menu[4][0] = new Menu(true, '>', -25, -59, 150, defOver, defBack, 'itemBorder', 'itemText');
	menu[4][1] = new Item('Contact Info', 'sub_pages.php?page_id=contact4_1', '', defLength, 0, 0);
	
	// Careers menu
	menu[5] = new Array();
	menu[5][0] = new Menu(true, '>', -25, -59, 150, defOver, defBack, 'itemBorder', 'itemText');
	//menu[5][1] = new Item('Our Culture', 'sub_pages.php?page_id=careers5_1', '', defLength, 0, 0);
	//menu[5][2] = new Item('Job Openings', 'sub_pages.php?page_id=careers5_2', '', defLength, 0, 0);
	menu[5][1] = new Item('Job Openings', 'sub_pages.php?page_id=careers5_2', '', defLength, 0, 0);
	
	
	// *** OPTIONAL CODE FROM HERE DOWN ***
	
	// These two lines handle the window resize bug in NS4. See <body onResize="...">.
	// I recommend you leave this here as otherwise when you resize NS4's width menus are hidden.
	
	var popOldWidth = window.innerWidth;
	nsResizeHandler = new Function('if (popOldWidth != window.innerWidth) location.reload()');
	
	
	// This is a quick snippet that captures all clicks on the document and hides the menus
	// every time you click. Use if you want.
	
	if (isNS4) document.captureEvents(Event.CLICK);
	document.onclick = clickHandle;
	
	function clickHandle(evt)
	{
	 if (isNS4) document.routeEvent(evt);
	 hideAllBut(0);
	}
	
	
	// This is just the moving command for the example.
	
	function moveRoot()
	{
	 with(menu[0][0].ref) left = ((parseInt(left) < 100) ? 100 : 5);
	}
	//  End -->