var agt=navigator.userAgent.toLowerCase();

var is_mac    = (agt.indexOf("mac")!=-1);

var imgModelsAlero_on = new Image();

imgModelsAlero_on.src = "/olds/nav/images/topBtnModelsAlero_on.gif";

var imgModelsAlero_off = new Image();

imgModelsAlero_off.src = "/olds/nav/images/topBtnModelsAlero_off.gif";



var imgModelsSilhouette_on = new Image();

imgModelsSilhouette_on.src = "/olds/nav/images/topBtnModelsSilhouette_on.gif";

var imgModelsSilhouette_off = new Image();

imgModelsSilhouette_off.src = "/olds/nav/images/topBtnModelsSilhouette_off.gif";



var imgModelsBravada_on = new Image();

imgModelsBravada_on.src = "/olds/nav/images/topBtnModelsBravada_on.gif";

var imgModelsBravada_off = new Image();

imgModelsBravada_off.src = "/olds/nav/images/topBtnModelsBravada_off.gif";



var imgModelsCollectors_on = new Image();

imgModelsCollectors_on.src = "/olds/nav/images/topBtnModelsCollectors_on.gif";

var imgModelsCollectors_off = new Image();

imgModelsCollectors_off.src = "/olds/nav/images/topBtnModelsCollectors_off.gif";




var imgOffersOldsOffers_on = new Image();

imgOffersOldsOffers_on.src = "/olds/nav/images/find_region_on.gif";

var imgOffersOldsOffers_off = new Image();

imgOffersOldsOffers_off.src = "/olds/nav/images/find_region_off.gif";



var imgMilitary_on = new Image();

imgMilitary_on.src = "/olds/nav/images/military_on.gif";

var imgMilitary_off = new Image();

imgMilitary_off.src = "/olds/nav/images/military_off.gif";





var imgNorthEast_on = new Image();

imgNorthEast_on.src = "/olds/nav/images/north_east_on.gif";

var imgNorthEast_off = new Image();

imgNorthEast_off.src = "/olds/nav/images/north_east_off.gif";



var imgSouthEast_on = new Image();

imgSouthEast_on.src = "/olds/nav/images/south_east_on.gif";

var imgSouthEast_off = new Image();

imgSouthEast_off.src = "/olds/nav/images/south_east_off.gif";



var imgNorthCentral_on = new Image();

imgNorthCentral_on.src = "/olds/nav/images/north_central_on.gif";

var imgNorthCentral_off = new Image();

imgNorthCentral_off.src = "/olds/nav/images/north_central_off.gif";



var imgSouthCentral_on = new Image();

imgSouthCentral_on.src = "/olds/nav/images/south_central_on.gif";

var imgSouthCentral_off = new Image();

imgSouthCentral_off.src = "/olds/nav/images/south_central_off.gif";



var imgWestern_on = new Image();

imgWestern_on.src = "/olds/nav/images/western_on.gif";

var imgWestern_off = new Image();

imgWestern_off.src = "/olds/nav/images/western_off.gif";





var imgVSSLocate_on = new Image();

imgVSSLocate_on.src = "/olds/nav/images/locate_a_dealer_on.gif";

var imgVSSLocate_off = new Image();

imgVSSLocate_off.src = "/olds/nav/images/locate_a_dealer_off.gif";



var imgVSSFaq_on = new Image();

imgVSSFaq_on.src = "/olds/nav/images/topBtnVSSFaq_on.gif";

var imgVSSFaq_off = new Image();

imgVSSFaq_off.src = "/olds/nav/images/topBtnVSSFaq_off.gif";



var imgVSSParts_on = new Image();

imgVSSParts_on.src = "/olds/nav/images/topBtnVSSParts_on.gif";

var imgVSSParts_off = new Image();

imgVSSParts_off.src = "/olds/nav/images/topBtnVSSParts_off.gif";


var imgVSSService_on = new Image();

imgVSSService_on.src = "/olds/nav/images/topBtnVSSService_on.gif";

var imgVSSService_off = new Image();

imgVSSService_off.src = "/olds/nav/images/topBtnVSSService_off.gif";


var imgVSSWarranty_on = new Image();

imgVSSWarranty_on.src = "/olds/nav/images/topBtnVSSWarranty_on.gif";

var imgVSSWarranty_off = new Image();

imgVSSWarranty_off.src = "/olds/nav/images/topBtnVSSWarranty_off.gif";




var imgEnthusiastsCOnlineStore_on = new Image();

imgEnthusiastsCOnlineStore_on.src = "/olds/nav/images/topBtnEnthusiastsCollOnlineStore_on.gif";

var imgEnthusiastsCOnlineStore_off = new Image();

imgEnthusiastsCOnlineStore_off.src = "/olds/nav/images/topBtnEnthusiastsCollOnlineStore_off.gif";



var imgEnthusiastsHistory_on = new Image();

imgEnthusiastsHistory_on.src = "/olds/nav/images/topBtnEnthusiastsHistory_on.gif";

var imgEnthusiastsHistory_off = new Image();

imgEnthusiastsHistory_off.src = "/olds/nav/images/topBtnEnthusiastsHistory_off.gif";





function topSubMenuAct(imgSource, imgDest){

	imgDest = getImage(imgDest);

	imgDest.src = imgSource.src

}



function show(object) {

//alert(object);

  if (document.getElementById) {

    document.getElementById(object).style.visibility = 'visible';

  }

  else if (document.layers && document.layers[object]) {

    document.layers[object].visibility = 'visible';

  }

  else if (document.all) {

    document.all[object].style.visibility = 'visible';

  }

}



function hide(object) {

//alert(object)

  if (document.getElementById) {

    document.getElementById(object).style.visibility = 'hidden';

  }

  else if (document.layers && document.layers[object]) {

    document.layers[object].visibility = 'hidden';

  }

  else if (document.all) {

    document.all[object].style.visibility = 'hidden';

  }

}



function getImage(name){

	if (document.all)	// IE

		return eval('document.all.' + name);

	else if (document.getElementById && !document.all)	// NS6

		//return document.getElementById(name);

		return findImage(name, document);

	if (document.layers)	// NS4

		return findImage(name, document);



	return null;

}



function findImage(name, doc) {



  var i, img;



  for (i = 0; i < doc.images.length; i++)

    if (doc.images[i].name == name)

      return doc.images[i];

  for (i = 0; i < doc.layers.length; i++)

    if ((img = findImage(name, doc.layers[i].document)) != null) {

      img.container = doc.layers[i];

      return img;

    }

  return null;

}





function changeImage(imgSource, imgDest){

	topSubMenuAct(imgSource, imgDest);

}



function printableVersion(){

	var currentUrl = document.location.toString();

	var posLastSlash = currentUrl.lastIndexOf("/");

	var docFileName = "P_" + currentUrl.substr(posLastSlash + 1, currentUrl.length);



	window.open(docFileName, "PRINTVERSION","width=585, height=600, toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes");

}



function openPackage(aleroPackage){

	var docFileName = "pack_alero.html";

	if (aleroPackage == 'one'){

		docFileName = "pack_alero.html";

	}

	if (aleroPackage == 'two'){

		docFileName = "pack_alero2.html";

	}

	if (aleroPackage == 'three'){

		docFileName = "pack_alero3.html";

	}

	var newWin = window.open(docFileName, "ALERO","width=600, height=600, toolbar=0");

	newWin.resizeTo(600,600);

}



function over(imgsrc){

	document.imgBigCar.src=imgsrc;

}

//Function used for VSS section 04/30/04

function swapImage(imgName, mode) {
       if (mode == 'on')
       {
         var oldImg = document.images[imgName].src;   
         var newImg= oldImg.substring(0, oldImg.indexOf('.gif')) + '_on.gif';
         document.images[imgName].src = newImg;
       
       }
       else if (mode == 'off')
       {
       var oldImg = document.images[imgName].src;

       var newImg = oldImg.substring(0, oldImg.indexOf('_on.gif')) + '.gif';
                                  
       document.images[imgName].src = newImg;
       
       }
    }