function getBrowserName()
{
var IsBrowser = navigator.appName;
if (IsBrowser.indexOf("Microsoft") >= 0)
{
IsBrowser = "MSIE";
}
else if (IsBrowser.indexOf("Netscape") >= 0)
{
IsBrowser = "NETSCAPE";
}
else
{
IsBrowser = "UNKNOWN";
}
return IsBrowser;
}

function getOS()
{
var userPlat = "unknown";
var navInfo = navigator.userAgent;

if ((navInfo.indexOf("windows NT") != -1)
|| (navInfo.indexOf("windows XP") != -1)
|| (navInfo.indexOf("windows 95") != -1)
|| (navInfo.indexOf("windows 98") != -1)
|| (navInfo.indexOf("windows NT") != -1)
|| (navInfo.indexOf("winNT") != -1)
|| (navInfo.indexOf("win95") != -1)
|| (navInfo.indexOf("win98") != -1)
|| (navInfo.indexOf("winXP") != -1)
|| (navInfo.indexOf("Windows NT") != -1)
|| (navInfo.indexOf("Windows XP") != -1)
|| (navInfo.indexOf("Windows 95") != -1)
|| (navInfo.indexOf("Windows 98") != -1)
|| (navInfo.indexOf("Windows NT") != -1)
|| (navInfo.indexOf("WinNT") != -1)
|| (navInfo.indexOf("Win95") != -1)
|| (navInfo.indexOf("Win98") != -1)
|| (navInfo.indexOf("WinXP") != -1))
{
userPlat = "Win32";
}
else if (navInfo.indexOf("Macintosh") != -1)
{
userPlat = "Mac";
}
else if (navInfo.indexOf("Win16") != -1)
{
userPlat = "Win16";
}
else if(navInfo.indexOf("68K") != -1)
{
userPlat = "68K"
}

else if ((navInfo.indexOf("linux") != -1))
{
userPlat = "Linux";
}

else if ((navInfo.indexOf("Unix") != -1))
{
userPlat = "Unix";
}

return userPlat;
}


function getBrowserVersion()
{

var findIndex;
var browserVersion = 0;
var browser = getBrowserName();

if (browser == "MSIE")
{
browserVersion = navigator.userAgent;
findIndex = browserVersion.indexOf(browser) + 5;
browserVersion = parseInt(browserVersion.substring(findIndex,findIndex + 1));
}
else
{
browserVersion = parseInt(navigator.appVersion.substring(0,1));
}
return browserVersion;
}


var userOS = getOS();
var browserName = getBrowserName();
var browserVersion = getBrowserVersion();
var thetime = new Date();

var thisYear=thetime.getYear();
var secYear=0;
var thirdYear=0;


function getTrueYear()
{

if (browserName == "NETSCAPE")
{
calcTrueYear = (thisYear + 1900);
}
else if (browserName == "MSIE")
{
calcTrueYear = (thisYear + 0);
}
return calcTrueYear;
}