if (navigator.appVersion.indexOf("2.") != -1){

        check = false;

        }

if ((navigator.appVersion.indexOf("3.") != -1) && (navigator.appName.indexOf("Explorer") != -1)){
        check = false;
        }
else {
        check = true;
        }
if (check == true){
        image1 = new Image();
        image1.src = "img/screen_04.gif";
        image1on = new Image();
        image1on.src = "img/screen_04-over.gif";
        image1stay = new Image();
        image1stay.src = "img/screen_04-over.gif";

	 image2 = new Image();
        image2.src = "img/screen_05.gif";
        image2on = new Image();
        image2on.src = "img/screen_05-over.gif";
        image2stay = new Image();
        image2stay.src = "img/screen_05-over.gif";

 	  image3 = new Image();
        image3.src = "img/screen_06.gif";
        image3on = new Image();
        image3on.src = "img/screen_06-over.gif";
        image3stay = new Image();
        image3stay.src = "img/screen_06-over.gif";

  	 image4 = new Image();
        image4.src = "img/screen_09.gif";
        image4on = new Image();
        image4on.src = "img/screen_09-over.gif";
        image4stay = new Image();
        image4stay.src = "img/screen_09-over.gif";

 	 image5 = new Image();
        image5.src = "img/screen_11.gif";
        image5on = new Image();
        image5on.src = "img/screen_11-over.gif";
        image5stay = new Image();
        image5stay.src = "img/screen_11-over.gif";

 	 image6 = new Image();
        image6.src = "img/screen_13.gif";
        image6on = new Image();
        image6on.src = "img/screen_13-over.gif";
        image6stay = new Image();
        image6stay.src = "img/screen_13-over.gif";

	 image7 = new Image();
        image7.src = "img/screen_14.gif";
        image7on = new Image();
        image7on.src = "img/screen_14-over.gif";
        image7stay = new Image();
        image7stay.src = "img/screen_14-over.gif";

	 image8 = new Image();
        image8.src = "img/screen_15.gif";
        image8on = new Image();
        image8on.src = "img/screen_15-over.gif";
        image8stay = new Image();
        image8stay.src = "img/screen_15-over.gif";

	 image9 = new Image();
        image9.src = "img/screen_16.gif";
        image9on = new Image();
        image9on.src = "img/screen_16-over.gif";
        image9stay = new Image();
        image9stay.src = "img/screen_16-over.gif";

}


imageStay = ""

function imageon(name){

        if (imageStay != name){

                document[name].src = eval(name + "on.src");

        }

}

function imageoff(name){


        if (imageStay != name){

                document[name].src = eval(name + ".src");

        }

}

function on(name){

        if (check == true){

        imageon(name);

        }

}

function off(name){

        if (check == true){

        imageoff(name);

        }

}

function stay(name){

        if (check == true){

        document[name].src = eval(name + "stay.src");

        if (imageStay != name){

                if (imageStay != ""){

                        document[imageStay].src = eval(imageStay + ".src");

                }

        }

        imageStay = name

        }

}