function getOSType()

{

var RetCode = "";

var uAgent = navigator.userAgent.toUpperCase();

if (uAgent.indexOf("MAC") >= 0) RetCode = "MacOS";

if (uAgent.indexOf("WIN") >= 0) RetCode = "Windows";

return RetCode;

}





function getBrowserName()

{

var aName = navigator.appName.toUpperCase();

var uName = navigator.userAgent.toUpperCase();

if (aName.indexOf("NETSCAPE") >= 0) return "Netscape";

if (aName.indexOf("MICROSOFT") >= 0) return "Explorer";

return "";

}





function getBrowserVersion()

{

var browser = getBrowserName();

var version = 0;

var s = 0;

var e = 0;

var appVer = navigator.appVersion;

if (browser == "Netscape")

{

s = appVer.indexOf(" ",0);

version = eval(appVer.substring(0,s));

if (version >= 5) version++;

}

if (browser == "Explorer")

{

appVer = navigator.userAgent;

s = appVer.indexOf("MSIE ",0) + 5;

e = appVer.indexOf(";",s);

version = eval(appVer.substring(s,e));

}

return version;

}





function setCSS(theURL)

{

var os = getOSType();

var browser = getBrowserName();

var version = getBrowserVersion();

var dirName = theURL;

if (os == "MacOS") dirName += "mac/";

if (os == "Windows") dirName += "win/";

if (browser == "Netscape") dirName += "nn";

if (browser == "Explorer") dirName += "ie";

	if ((version >= 3) && (version < 4.5))  dirName += "4.css";

	if ((version >= 4.5) && (version < 5))  dirName += "4.5.css";

	if ((version >= 5) && (version < 5.5))  dirName += "5.css";

	if ((version >= 5.5) && (version < 6))  dirName += "5.5.css";

	if ((version >= 6) && (version < 7))  dirName += "6.css";

document.write("<LINK REL='stylesheet' type='text/css' HREF='"+dirName+"'>");

}



function MM_reloadPage(init) {  //reloads the window if Nav4 resized

  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {

    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}

  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();

}

MM_reloadPage(true);