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

image1= new Image();
image1.src = "../images/nav_down_off.gif";
image1on = new Image();
image1on.src = "../images/nav_down_on.gif";
image1desc= new Image();
image1desc.src = "../images/desc_off.gif";
image1descon = new Image();
image1descon.src = "../images/desc_down.gif";

image2= new Image();
image2.src = "../images/nav_arch_off.gif";
image2on = new Image();
image2on.src = "../images/nav_arch_on.gif";
image2desc= new Image();
image2desc.src = "../images/desc_off.gif";
image2descon = new Image();
image2descon.src = "../images/desc_arch.gif";

image3= new Image();
image3.src = "../images/nav_note_off.gif";
image3on = new Image();
image3on.src = "../images/nav_note_on.gif";
image3desc= new Image();
image3desc.src = "../images/desc_off.gif";
image3descon = new Image();
image3descon.src = "../images/desc_note.gif";

function imageon(name)   {
        document[name].src = eval(name + "on.src");
		document.desc.src = eval (name + "descon.src");
}

function imageoff(name)  {
        document[name].src = eval(name + ".src");
		document.desc.src = eval (name + "desc.src");
}

function on(name)  {
        if (check == true){
        imageon(name);
        }
}
function off(name)  {
        if (check == true){
        imageoff(name);
        }
}

function openRemote(url) {
        var win = window.open(url, "Remote", "width=500,height=275,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0");
        win.focus();
              
}