if (document.images) {
			home_off = new Image(); home_off.src = "images/home.gif"; home_on = new Image(); home_on.src = "images/home_over.gif";
			about_off = new Image(); about_off.src = "images/about.gif"; about_on = new Image(); about_on.src = "images/about_over.gif";
			test_off = new Image(); test_off.src = "images/test.gif"; test_on = new Image(); test_on.src = "images/test_over.gif";
			contact_off = new Image(); contact_off.src = "images/contact.gif"; contact_on = new Image(); contact_on.src = "images/contact_over.gif";
			services_off = new Image(); services_off.src = "images/services.gif"; services_on = new Image(); services_on.src = "images/services_over.gif";
			}

		function clickOn(imgName) {
			if (document.images) {
				document.images[imgName].src = eval(imgName + "_on.src");
				}
			}
		function clickOff(imgName) {
			if (document.images) {
				document.images[imgName].src = eval(imgName + "_off.src");
				}
			}


	function navtoggle(menu){
		if (menu.style.display =='') {
			menu.style.display = 'none';
			}
		else {
			menu.style.display = '';
			}
		}




// Menu's c/o www.youngpup.net
/*****************************************************
* ypSlideOutMenu
* 3/04/2001
*
* a nice little script to create exclusive, slide-out
* menus for ns4, ns6, mozilla, opera, ie4, ie5 on 
* mac and win32. I've got no linux or unix to test on but 
* it should(?) work... 
*
* Revised:
* - 08/29/2002 : added .hideAll()
*
* --youngpup--
*****************************************************/
ypSlideOutMenu.Registry = []
ypSlideOutMenu.aniLen = 1000
ypSlideOutMenu.hideDelay = 500
ypSlideOutMenu.minCPUResolution = 5
// constructor
function ypSlideOutMenu(id, dir, left, top, width, height)
{
this.ie = document.all ? 1 : 0
this.ns4 = document.layers ? 1 : 0
this.dom = document.getElementById ? 1 : 0
if (this.ie || this.ns4 || this.dom) {
this.id = id
this.dir = dir
this.orientation = dir == "left" || dir == "right" ? "h" : "v"
this.dirType = dir == "right" || dir == "down" ? "-" : "+"
this.dim = this.orientation == "h" ? width : height
this.hideTimer = false
this.aniTimer = false
this.open = false
this.over = false
this.startTime = 0
this.gRef = "ypSlideOutMenu_"+id
eval(this.gRef+"=this")
ypSlideOutMenu.Registry[id] = this
var d = document
var strCSS = '<style type="text/css">';
strCSS += '#' + this.id + 'Container { visibility:hidden; '
strCSS += 'left:' + left + 'px; '
strCSS += 'top:' + top + 'px; '
strCSS += 'overflow:hidden; z-index:10000; }'
strCSS += '#' + this.id + 'Container, #' + this.id + 'Content { position:absolute; '
strCSS += 'width:' + width + 'px; '
strCSS += 'height:' + height + 'px; '
strCSS += 'clip:rect(0 ' + width + ' ' + height + ' 0); '
strCSS += '}'
strCSS += '</style>'
d.write(strCSS)
this.load()
}
}
ypSlideOutMenu.prototype.load = function() {
var d = document
var lyrId1 = this.id + "Container"
var lyrId2 = this.id + "Content"
var obj1 = this.dom ? d.getElementById(lyrId1) : this.ie ? d.all[lyrId1] : d.layers[lyrId1]
if (obj1) var obj2 = this.ns4 ? obj1.layers[lyrId2] : this.ie ? d.all[lyrId2] : d.getElementById(lyrId2)
var temp
if (!obj1 || !obj2) window.setTimeout(this.gRef + ".load()", 100)
else {
this.container = obj1
this.menu = obj2
this.style = this.ns4 ? this.menu : this.menu.style
this.homePos = eval("0" + this.dirType + this.dim)
this.outPos = 0
this.accelConst = (this.outPos - this.homePos) / ypSlideOutMenu.aniLen / ypSlideOutMenu.aniLen 
// set event handlers.
if (this.ns4) this.menu.captureEvents(Event.MOUSEOVER | Event.MOUSEOUT);
this.menu.onmouseover = new Function("ypSlideOutMenu.showMenu('" + this.id + "')")
this.menu.onmouseout = new Function("ypSlideOutMenu.hideMenu('" + this.id + "')")
//set initial state
this.endSlide()
}
}
ypSlideOutMenu.showMenu = function(id)
{
var reg = ypSlideOutMenu.Registry
var obj = ypSlideOutMenu.Registry[id]
if (obj.container) {
obj.over = true
for (menu in reg) if (id != menu) ypSlideOutMenu.hide(menu)
if (obj.hideTimer) { reg[id].hideTimer = window.clearTimeout(reg[id].hideTimer) }
if (!obj.open && !obj.aniTimer) reg[id].startSlide(true)
}
}
ypSlideOutMenu.hideMenu = function(id)
{
var obj = ypSlideOutMenu.Registry[id]
if (obj.container) {
if (obj.hideTimer) window.clearTimeout(obj.hideTimer)
obj.hideTimer = window.setTimeout("ypSlideOutMenu.hide('" + id + "')", ypSlideOutMenu.hideDelay);
}
}
ypSlideOutMenu.hideAll = function()
{
var reg = ypSlideOutMenu.Registry
for (menu in reg) {
ypSlideOutMenu.hide(menu);
if (menu.hideTimer) window.clearTimeout(menu.hideTimer);
}
}
ypSlideOutMenu.hide = function(id)
{
var obj = ypSlideOutMenu.Registry[id]
obj.over = false
if (obj.hideTimer) window.clearTimeout(obj.hideTimer)
obj.hideTimer = 0
if (obj.open && !obj.aniTimer) obj.startSlide(false)
}
ypSlideOutMenu.prototype.startSlide = function(open) {
this[open ? "onactivate" : "ondeactivate"]()
this.open = open
if (open) this.setVisibility(true)
this.startTime = (new Date()).getTime() 
this.aniTimer = window.setInterval(this.gRef + ".slide()", ypSlideOutMenu.minCPUResolution)
}
ypSlideOutMenu.prototype.slide = function() {
var elapsed = (new Date()).getTime() - this.startTime
if (elapsed > ypSlideOutMenu.aniLen) this.endSlide()
else {
var d = Math.round(Math.pow(ypSlideOutMenu.aniLen-elapsed, 2) * this.accelConst)
if (this.open && this.dirType == "-") d = -d
else if (this.open && this.dirType == "+") d = -d
else if (!this.open && this.dirType == "-") d = -this.dim + d
else d = this.dim + d
this.moveTo(d)
}
}
ypSlideOutMenu.prototype.endSlide = function() {
this.aniTimer = window.clearTimeout(this.aniTimer)
this.moveTo(this.open ? this.outPos : this.homePos)
if (!this.open) this.setVisibility(false)
if ((this.open && !this.over) || (!this.open && this.over)) {
this.startSlide(this.over)
}
}
ypSlideOutMenu.prototype.setVisibility = function(bShow) { 
var s = this.ns4 ? this.container : this.container.style
s.visibility = bShow ? "visible" : "hidden"
}
ypSlideOutMenu.prototype.moveTo = function(p) { 
this.style[this.orientation == "h" ? "left" : "top"] = this.ns4 ? p : p + "px"
}
ypSlideOutMenu.prototype.getPos = function(c) {
return parseInt(this.style[c])
}
ypSlideOutMenu.prototype.onactivate = function() { }
ypSlideOutMenu.prototype.ondeactivate = function() { }

// Menu configuration Options
		//var myOffset = -310;

		/*
		var myMenu1 = new ypSlideOutMenu("menu1", "down", 0, 100, 102, 200);
		var myMenu2 = new ypSlideOutMenu("menu2", "down", 0, 204, 102, 200);
		var myMenu3 = new ypSlideOutMenu("menu3", "down", 0, 306, 102, 200);
 */
 		// the number you pass to initLeft doesn't matter since it will get
		// changed onactivate
														// left, from top, width, height
		var myMenu1 = new ypSlideOutMenu("menu1", "down", 0, 103, 180, 500); //Program
		var myMenu2 = new ypSlideOutMenu("menu2", "right", 0, 100, 150, 200); //order
		var myMenu3 = new ypSlideOutMenu("menu3", "down", 0, 100, 150, 200); //company
		var myMenu4 = new ypSlideOutMenu("menu4", "down", 0, 100, 150, 200); //technology
    // for each menu, we set up the onactivate event to call repositionMenu with the amount offset from center, in pixels
		myMenu1.onactivate = function() { repositionMenu(myMenu1, -350); }
		myMenu2.onactivate = function() { repositionMenu(myMenu2, -49); }
		myMenu3.onactivate = function() { repositionMenu(myMenu3, -151); }
		myMenu4.onactivate = function() { repositionMenu(myMenu4, -49); }


    // this function repositions a menu to the speicified offset from center
		function repositionMenu(menu, offset)
		{
      // the new left position should be the center of the window + the offset
			var newLeft = getWindowWidth() / 2 + offset;

      // setting the left position in netscape is a little different than IE
			menu.container.style ? menu.container.style.left = newLeft + "px" : menu.container.left = newLeft;
		}
		 
    // this function calculates the window's width - different for IE and netscape
		function getWindowWidth()
		{
			return window.innerWidth ? window.innerWidth : document.body.offsetWidth;
		}

//Show Divs by id
						function revealDiv(div_name) {
							var inDivVar = document.getElementById(div_name);
							if( inDivVar == null ) {
								return false;
							}
					
							inDivVar.style.display = "block";
							return true;
						}
//Hide Divs by id					
						function concealDiv(div_name) {
							var inDivVar = document.getElementById(div_name);
							if( inDivVar == null ) {
								return false;
							}
					
							inDivVar.style.display = "none";
							return true;
						}
						
//PopUpScript
function popup(mylink, windowname, width, height)
{
PositionX = 150;
PositionY = 10;
if (! window.focus)return true;
var href;
if (typeof(mylink) == 'string')
   href=mylink;
else
   href=mylink.href;
window.open(href, windowname, 'width='+ width+',height=' + height + ',scrollbars=yes,left='+PositionX+',top='+PositionY);
return false;
}
 
function LeftWindow(mypage,myname){
	LeftPosition=0;
	TopPosition=0;
	w=425;
	h=screen.height;
	settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars=yes,location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
	win=window.open(mypage,myname,settings);
	}