var wscale="100.0%";
var hscale="90.0%";

var browserName = navigator.appName
var browserVersion = navigator.appVersion
var browserVersionNum = parseFloat(browserVersion)
var agt=navigator.userAgent
var yourOS="unknown"

if (browserVersionNum >= 4) {
var availheight=screen.availHeight
var availwidth=screen.availWidth
var height=screen.height
var width=screen.width

if (width== 1024){wscale="100%";}
if (width== 1280)
{
wscale="99%"; 
tscale="90%"; 
iscale="90%"; 
hscale="80%";
}
}

//alert (navigator.appName);
if (navigator.appName == "Microsoft Internet Explorer")
{
//alert ("ie")
}


//document.write("You are using <B>" +navigator.appName+ ".</B><BR>")
//document.write("It is version " +navigator.appVersion+ ".<BR>")
//document.write("Its code name is " +navigator.appCodeName+ ".<BR>")
//document.write("It sends the header " +navigator.userAgent+ "." );