if (navigator.appVersion.indexOf("2.") != -1) {check = false;}
if ((navigator.appVersion.indexOf("3.") != -1) && (navigator.appName.indexOf("Explorer") != -1)) {check = false;  } else {check = true;}

image0= new Image();
image0.src = "images/page_home_off.jpg";
image0on = new Image();
image0on.src = "images/page_home_on.jpg";
image1= new Image();
image1.src = "images/page_intro_off.jpg";
image1on = new Image();
image1on.src = "images/page_intro_on.jpg";
image2= new Image();
image2.src = "images/page_gallry_off.jpg";
image2on = new Image();
image2on.src = "images/page_gallry_on.jpg";
image3= new Image();
image3.src = "images/page_philo_off.jpg";
image3on = new Image();
image3on.src = "images/page_philo_on.jpg";
image4= new Image();
image4.src = "images/page_contct_off.jpg";
image4on = new Image();
image4on.src = "images/page_contct_on.jpg";
image5= new Image();
image5.src = "images/gallery_prev_off.jpg";
image5on = new Image();
image5on.src = "images/gallery_prev_on.jpg";
image6= new Image();
image6.src = "images/gallery_next_off.jpg";
image6on = new Image();
image6on.src = "images/gallery_next_on.jpg";

function imageon(name)   {document[name].src = eval(name + "on.src"); }
function imageoff(name)  {document[name].src = eval(name + ".src"); }
function on(name)  {if (check == true){imageon(name); } }
function off(name)  {if (check == true){imageoff(name); } }



function MM_swapImgRestore() { //v2.0
  if (document.MM_swapImgData != null)
    for (var i=0; i<(document.MM_swapImgData.length-1); i+=2)
      document.MM_swapImgData[i].src = document.MM_swapImgData[i+1];
}

function MM_preloadImages() { //v2.0
  if (document.images) {
    var imgFiles = MM_preloadImages.arguments;
    if (document.preloadArray==null) document.preloadArray = new Array();
    var i = document.preloadArray.length;
    with (document) for (var j=0; j<imgFiles.length; j++) if (imgFiles[j].charAt(0)!="#"){
      preloadArray[i] = new Image;
      preloadArray[i++].src = imgFiles[j];
  } }
}

function MM_swapImage() { //v2.0
  var i,j=0,objStr,obj,swapArray=new Array,oldArray=document.MM_swapImgData;
  for (i=0; i < (MM_swapImage.arguments.length-2); i+=3) {
    objStr = MM_swapImage.arguments[(navigator.appName == 'Netscape')?i:i+1];
    if ((objStr.indexOf('document.layers[')==0 && document.layers==null) ||
        (objStr.indexOf('document.all[')   ==0 && document.all   ==null))
      objStr = 'document'+objStr.substring(objStr.lastIndexOf('.'),objStr.length);
    obj = eval(objStr);
    if (obj != null) {
      swapArray[j++] = obj;
      swapArray[j++] = (oldArray==null || oldArray[j-1]!=obj)?obj.src:oldArray[j];
      obj.src = MM_swapImage.arguments[i+2];
  } }
  document.MM_swapImgData = swapArray; //used for restore
}