browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);

if	    (browserName == "Netscape" && browserVer >= 3) mversion = "n3";
else if (browserName == "Netscape" && browserVer == 2) mversion = "n2";
else if (browserName == "Microsoft Internet Explorer") mversion = "e3";
else if (browserName == "Microsoft Internet Explorer") mversion = "e4";







var agent	= navigator.platform;
var browser = navigator.appName;
var version = parseInt(navigator.appVersion); 

if (browser == "Netscape" && version >= 4) version = 'n4';
else if (browser == "Netscape" && version == 3) version = 'n3';
else if (browser == "Netscape" && version == 2) version = 'n2';
else if (browser == "Netscape" && version == 1) version = 'n1';
else if (browser == "Microsoft Internet Explorer" && version >= 4) version = 'ie4';
else if (browser == "Microsoft Internet Explorer" && version == 3) version = 'ie3';
else if (browser == "Microsoft Internet Explorer" && version == 2) version = 'ie2';
else if (browser == "Microsoft Internet Explorer" && version == 1) version = 'ie1';
else version = "0";

// ************ microsoft explorer (4.x) **********************************************
if (document.all) {
			layerRef='document.all';
			styleRef='.style.';}
// ************* netscape (4.x) *******************************************************
else if (document.layers) {
			layerRef='document.layers';
			styleRef='.';}




if (mversion == "n3","e4"){
        toc1on = new Image(10, 12);
        toc1on.src = "../options/arrow.gif";
        toc2on = new Image(10, 12);
        toc2on.src = "../options/arrow.gif";
        toc3on = new Image(10, 12);
        toc3on.src = "../options/arrow.gif";
        toc4on = new Image(10, 12);
        toc4on.src = "../options/arrow.gif";
        toc5on = new Image(10, 12);
        toc5on.src = "../options/arrow.gif";
        toc6on = new Image(10, 12);
        toc6on.src = "../options/arrow.gif";
        toc1off = new Image(10, 12);
        toc1off.src = "../options/arrow2.gif";
        toc2off = new Image(10, 12);
        toc2off.src = "../options/arrow_pink.gif";
        toc3off = new Image(10, 12);
        toc3off.src = "../options/arrow2.gif";
        toc4off = new Image(10, 12);
        toc4off.src = "../options/arrow2.gif";
        toc5off = new Image(10, 12);
        toc5off.src = "../options/arrow2.gif";
        toc6off = new Image(10, 12);
        toc6off.src = "../options/arrow2.gif";
}

function img_act(imgName) {
        if (mversion == "n3","e4") {
        imgOn = eval(imgName + "on.src");
        document [imgName].src = imgOn;
        }
}

function img_act2(imgName,imgName2) {
        if (mversion == "n3","e4") {
        imgOn = eval(imgName + "on.src");
        document [imgName2].src = imgOn;
        }
}

function img_inact(imgName) {
        if (mversion == "n3","e4") {
        imgOff = eval(imgName + "off.src");
        document [imgName].src = imgOff;
        }
}


function MM_swapImgRestore() { //v2.0
  if (document.MM_swapImgData != null)
    for (var i=0; i<(document.MM_swapImgData.length-1); i+=2)
      document.MM_swapImgData[i].src = document.MM_swapImgData[i+1];
}

function MM_preloadImages() { //v2.0
  if (document.images) {
    var imgFiles = MM_preloadImages.arguments;
    if (document.preloadArray==null) document.preloadArray = new Array();
    var i = document.preloadArray.length;
    with (document) for (var j=0; j<imgFiles.length; j++) if (imgFiles[j].charAt(0)!="#"){
      preloadArray[i] = new Image;
      preloadArray[i++].src = imgFiles[j];
  } }
}

function MM_swapImage() { //v2.0
  var i,j=0,objStr,obj,swapArray=new Array,oldArray=document.MM_swapImgData;
  for (i=0; i < (MM_swapImage.arguments.length-2); i+=3) {
    objStr = MM_swapImage.arguments[(navigator.appName == 'Netscape')?i:i+1];
    if ((objStr.indexOf('document.layers[')==0 && document.layers==null) ||
        (objStr.indexOf('document.all[')   ==0 && document.all   ==null))
      objStr = 'document'+objStr.substring(objStr.lastIndexOf('.'),objStr.length);
    obj = eval(objStr);
    if (obj != null) {
      swapArray[j++] = obj;
      swapArray[j++] = (oldArray==null || oldArray[j-1]!=obj)?obj.src:oldArray[j];
      obj.src = MM_swapImage.arguments[i+2];
  } }
  document.MM_swapImgData = swapArray; //used for restore
}




function hideEverything(divCount)
{
	for (i=1; i<=divCount; i+=1) {
		divNo = i;
		if (i<10) {divNo = "0"+i }
	    eval(layerRef+'["'+'div'+divNo+'"]'+styleRef+'visibility="hidden"');
	}
}



function show(n)
{
	eval(layerRef+'["'+n+'"]'+styleRef+'visibility="visible"');
	eval(layerRef+'["'+n+'"]'+styleRef+'display=""');
}

function hide(n)
{
	eval(layerRef+'["'+n+'"]'+styleRef+'visibility="hidden"');
	eval(layerRef+'["'+n+'"]'+styleRef+'display="none"');
}