/***************************************
The following is used to determine the browser name,
browser version, and operating system being used,
then apply additional respective style sheets  */ 


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

function getOS()
{
   var userPlat = "unknown";
   var navInfo = navigator.userAgent;
   if ((navInfo.indexOf("windows NT") != -1)
       || (navInfo.indexOf("windows 95") != -1 )
       || (navInfo.indexOf("windows 98") != -1 )
       || (navInfo.indexOf("WinNT") != -1 )
       || (navInfo.indexOf("Win95") != -1 )
       || (navInfo.indexOf("Win98") != -1 )
	   || (navInfo.indexOf("Windows") != -1 ))
   {
      userPlat = "Win32";
   }
   else if (navInfo.indexOf("Win16") != -1)
   {
      userPlat = "Win16";
   }
   else if ((navInfo.indexOf("Macintosh") != -1)
   		|| (navInfo.indexOf("Mac_PowerPC") != -1))
   {
      userPlat = "PPC";
   }
   else if(navInfo.indexOf("68K") != -1)
   {
      userPlat = "68K";
   }
   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 theBrowser = getBrowserName();
var theVersion = getBrowserVersion();
var theOS = getOS();

// write additional style sheets for Mac and Windows Internet Explorer users


if ((theOS == "PPC") && (theBrowser != "NETSCAPE")) // is Mac and is not Netscape
	{
	document.write('<link href="css/fol_IE.css" rel="stylesheet" type="text/css">');
	}
else if ((theOS == "Win32") && (theBrowser == "MSIE"))  // is Windows and is IE
	{
	document.write('<link href="css/fol_IE.css" rel="stylesheet" type="text/css">');
	}
else if ((theVersion < 4 || theOS == "Win16"))
	{
	alert("Please Note: We notice that you are using " + theBrowser + " version " + theVersion + " running on " + theOS + "\n This site is best viewed on Internet Explorer 5 and higher \n or Netscape 6 and higher. \n Mozilla, Safari, and Opera are also supported.");
	}
	
// pop-up code

var popUpWin=0;
function popUpWindow(URLStr)
{
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
  popUpWin = open(URLStr, 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=yes,width=460,height=500,left=40,top=40,screenX=40,screenY=40');
}

var popWin=0;
function popWindow(URLStr, left, top, width, height)
{
  if(popWin)
  {
    if(!popWin.closed) popUpWin.close();
  }
  popUpWin = open(URLStr, 'popWin', 'toolbar=no,location=no,directories=no,status=no,menub ar=no,scrollbars=yes,resizable=no,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}