<!--    Start externally added code here
  var ie = true;
  if (navigator.appName == 'Netscape') { ie = false; }

  if (ie) {
    docObj = "document.all.";
    styleObj = ".style";
    } else {
    docObj = "document.";
    styleObj = "";
  }


// preload 4 new image objects for left and right buttons.
// assign null values so if browser doesn't support images, error won't be generated
if(document.images){
        var btnNext=new Image();
        btnNext.src='images/map-next-of.gif';
        var btnNextover= new Image();
        btnNextover.src='images/map-next-on.gif';

        var btnBack=new Image();
        btnBack.src='images/map-back-of.gif';
        var btnBackover=new Image();
        btnBackover.src='images/map-back-on.gif';
} else {
        btnNext= null
        btnBack= null
        btnNextover= null
        btnBackover= null
}


// swap button images
function changePic(direction, whichPic) {
	if(document.images) {
		if(direction==0) {
			document.backbutton.src=whichPic.src
		}
		else if(direction==1) {
			document.nextbutton.src=whichPic.src
		}
	}
}

 
// Instantiate 'ArrSlide' and pre-cache all slide images
var ArrSlide = new Array();
var numSlides = 4
for (var i=1; i <= numSlides+1 ; i++)
	ArrSlide[i]  = new Image(356,249)


// Set image path for each slide
ArrSlide[1].src  = "images/map1.gif";
ArrSlide[2].src  = "images/map2.gif";
ArrSlide[3].src  = "images/map3.gif";
ArrSlide[4].src  = "images/map4.gif";


// change images in slide show
var CurrentSlide=1;
var numSlides=i-1;

function ShowNextSlide(num) {
        CurrentSlide+=num;
        if (CurrentSlide==numSlides) {
                CurrentSlide=1;
        }
        else if (CurrentSlide==0) {
                CurrentSlide=numSlides-1;
        }
	document.slides.src = ArrSlide[CurrentSlide].src;
}
//     End externally added code here  -->