function UTS(alias,referURL,regUserID)
{
    browserName = navigator.appName;
    browserVer = parseInt(navigator.appVersion);
    if (browserName == "Netscape" && browserVer >=4 || browserName == "Microsoft Internet Explorer" && browserVer >= 4)
    {   
        width = screen.width;  
        height = screen.height;
        resolution = width + "x" + height;
    }
    else if (browserName == "Netscape" && browserVer >= 3)
    {
        var toolkit = java.awt.Toolkit.getDefaultToolkit();
        var screen_size = toolkit.getScreenSize();
        width = screen_size.width;
        height = screen_size.height;
        resolution = width + "x" + height;
    }
    else
    {
 	resolution = "";
    }

}