var pages = new Array();
pages[1] = '1.html';
pages[2] = '2.html';
pages[3] = '3.html';
pages[4] = '4.html';
pages[5] = '5.html';
pages[6] = '6.html';
pages[7] = '7.html';
pages[8] = '8.html';
pages[9] = '9.html';
pages[10] = '10.html';
pages[11] = '11.html';
pages[12] = '12.html';
pages[13] = '13.html';
pages[14] = '14.html';
pages[15] = '15.html';
pages[16] = '16.html';
pages[17] = '17.html';
pages[18] = '18.html';
pages[19] = '19.html';

var currentPage = 1;
var numPages = 19;
var tourTimer;
var tourDelay = 5000;
var mode = 'play';

function loadVideo(vidPage) { if (mode == 'play') clearTimeout(tourTimer);
mode = 'video'; div = MM_findObj('tourPopup');
div.innerHTML = LoadFile('/TourPages/' + vidPage);}
function startTour() { frame = MM_findObj('tourFrame'); if (!frame) return; frame.style.display = 'block'; 
div = MM_findObj('tourPopup'); if (!div) return; div.style.display = 'block';
div.innerHTML = LoadFile('/TourPages/' + pages[currentPage]); if (mode == 'play') tourTimer = setTimeout('tourNext()', tourDelay);
setButtons(); }
function endTour() { frame = MM_findObj('tourFrame'); if (!frame) return; frame.style.display = 'none';
div = MM_findObj('tourPopup'); if (!div)return; div.innerHTML = ""; div.style.display = 'none'; clearTimeout(tourTimer); }
function pauseTour() { mode = 'paused'; clearTimeout(tourTimer); setButtons(); }
function unpauseTour() { mode = 'play'; tourNext(); setButtons(); }
function tourNext() { currentPage = (currentPage - 0) + 1;
if (currentPage > numPages) currentPage = 1; div = MM_findObj('tourPopup');
if (!div) return; div.innerHTML = LoadFile('/TourPages/' + pages[currentPage]);
setButtons(); clearTimeout(tourTimer);
if (mode == 'play') tourTimer = setTimeout('tourNext()', tourDelay); }
function tourPrev() { currentPage = currentPage - 1;
if (currentPage < 1) currentPage = numPages; div = MM_findObj('tourPopup');
if (!div) return; div.innerHTML = LoadFile('/TourPages/' + pages[currentPage]);
setButtons(); }
function setButtons() { pause = MM_findObj('btnPause');
play = MM_findObj('btnPlay'); if (!pause || !play) return;
if (mode == 'play') { play.style.display = 'none'; pause.style.display = 'block'; } else {
pause.style.display = 'none'; play.style.display = 'block'; } }
function LoadFile(filename) { oxmlhttp = null; try { oxmlhttp = new XMLHttpRequest(); oxmlhttp.overrideMimeType("text/xml");}
catch(e) {try {oxmlhttp = new ActiveXObject("Msxml2.XMLHTTP");} catch(e) {return null;}}
if (!oxmlhttp) return null; try {oxmlhttp.open("GET",filename,false); oxmlhttp.send(null);} catch(e) {
return null;} return oxmlhttp.responseText; }