//Archive subnavigation
function toggle_archive(tag){
    var tag = document.getElementById(tag.id + '_sub');
    if (tag.style.visibility == 'visible') {
        tag.style.visibility = 'hidden';
        tag.style.position = 'absolute';
    }
    else {
        tag.style.visibility = 'visible';
        tag.style.position = 'static';
    }
    return;
}


//navigation rollover
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function highLightOff(highlightButton){
	changeImages(highlightButton, '../../assets/images/content/btn'+ highlightButton +'.gif');
}

function highLightOn(highlightButton){
	changeImages(highlightButton, '../../assets/images/content/btn'+ highlightButton +'_on.gif');
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		people_on = newImage("../../assets/images/content/btn_people_on.gif");
		winery_on = newImage("../../assets/images/content/btn_winery_on.gif");
		wines_on = newImage("../../assets/images/content/btn_wines_on.gif");
		shop_on = newImage("../../assets/images/content/btn_shop.gif");
		mailing_list_on = newImage("../../assets/images/content/btn_mailing_list.gif");
		news_on = newImage("../../assets/images/content/btn_news_on.gif");
		contact_on = newImage("../../assets/images/content/btn_contact_on.gif");
		finding_freeman_on = newImage("../../assets/images/content/btn_finding_freeman_on.gif");
		preloadFlag = true;
	}
}





//new nav
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_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}

MM_preloadImages('../../assets/images/content/btn_people_on.gif','../../assets/images/content/btn_winery_on.gif','../../assets/images/content/btn_wines_on.gif','../../assets/images/content/btn_shop_on.gif','../../assets/images/content/btn_mailing_list_on.gif','../../assets/images/content/btn_news_on.gif','../../assets/images/content/btn_contact_on.gif','../../assets/images/content/btn_finding_freeman_on.gif');