var roll = 'true';
var auto_ch = 'false';
var CurImg = 1;
var ShowImgTimer = null;
var SetAutoTimer = null;

function ShowNextImg() {
  if (auto_ch == 'true') {
    ShowImgTimer = setTimeout('ch('+ CurImg + ');',2500);
    if (CurImg < 8) {CurImg += 1;} else {CurImg = 1;}
  }
  return true;
}

function SetAutoChOn() {auto_ch = 'true'; ShowNextImg();}; 

function SetAutoOn() {
   SetAutoTimer = setTimeout('SetAutoChOn();', 3000);
}; 

function ch(i) {
 if (roll == 'true') {
  if (auto_ch == 'true') {
      if (document.images["doorfoto"]) {
        document.images["doorfoto"].src = "/img/door-foto" + i + ".jpg";
      }
    ShowNextImg();
  }
 }
}

browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion);

//if (browser_name == "Netscape" && browser_version >= 3.0) { roll = 'true'; }
//else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 3.0) { roll = 'true'; }
//else { roll = 'false'; }

if (roll == 'true'){
a1=new Image; a1.src= "/img/door-foto1.jpg";
a2=new Image; a2.src= "/img/door-foto2.jpg";
a3=new Image; a3.src= "/img/door-foto3.jpg";
a4=new Image; a4.src= "/img/door-foto4.jpg";
a5=new Image; a5.src= "/img/door-foto5.jpg";
a6=new Image; a6.src= "/img/door-foto6.jpg";
a7=new Image; a7.src= "/img/door-foto7.jpg";
a8=new Image; a8.src= "/img/door-foto8.jpg";
}

SetAutoOn();