// OS Type
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;
}


// BrowserName
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 "";
}

// BrowserVersion
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;
}

// setCSS
function setCSS(theURL){
	var os = getOSType();
	var browser = getBrowserName();
	var version = getBrowserVersion();
	var dirName = theURL;
	dirName += "css-lib/";
	if (os == "MacOS") dirName += "mac_";
	if (os == "Windows") dirName += "win_";
	if (browser == "Netscape"){
		dirName += "nn";
		if ((version >= 3) && (version< 5)) {
		  dirName += "4";
		}
	}
	if (browser == "Explorer") dirName += "ie";
	dirName += ".css";
	//alert(dirName);
	document.write("<LINK REL='stylesheet' type='text/css' HREF='"+dirName+"'>");
}

/* swapImage  */
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}