var netscape = false;
if ( document.layers ) {
	netscape = true;
}


images = "images/";

function menuSet( imgOff , imgOn ) {
	this.off     = new Image();
	this.on      = new Image();
	this.off.src = images + imgOff;
	this.on.src  = images + imgOn;
}

var menus = new Array();

menus["home"] = new menuSet( "home.gif" , "home_hov.gif" );

menus["about"] = new menuSet( "about.gif" , "about_hov.gif" );

menus["services"]     = new menuSet( "services.gif"      , "services_hov.gif" );
menus["services"][0]  = new menuSet( "serv_new.gif" , "serv_new_hov.gif" );
menus["services"][1]  = new menuSet( "serv_used.gif" , "serv_used_hov.gif" );
menus["services"][2]  = new menuSet( "serv_trade.gif" , "serv_trade_hov.gif" );
menus["services"][3]  = new menuSet( "serv_lease.gif" , "serv_lease_hov.gif" );
menus["services"][4]  = new menuSet( "serv_fees.gif" , "serv_fees_hov.gif" );

menus["guarantee"] = new menuSet( "guarantee.gif" , "guarantee_hov.gif" );

menus["testimonials"] = new menuSet( "testimonials.gif" , "testimonials_hov.gif" );

menus["links"] = new menuSet( "links.gif" , "links_hov.gif" );

menus["maintenance"] = new menuSet( "maintenance.gif" , "maintenance_hov.gif" );

menus["contactus"] = new menuSet( "contactus.gif" , "contactus_hov.gif" );


var currentNavID = null;
var navTimer     = null;

function topNavOver( navID ) {

	clearTimeout(navTimer);

	if ( currentNavID != null && currentNavID != navID ) {
		topNavOut2( currentNavID );
	}

	document[navID].src = menus[navID].on.src;

	if ( netscape ) {
		document.layers["SN" + navID].visibility = "show";
	} else {
		document.getElementById("SN" + navID).style.visibility = "visible";
	}

	currentNavID = navID;

}


function topNavOut( navID ) {
	navTimer = setTimeout("topNavOut2('" + navID + "')",700)
}


function topNavOut2( navID ) {

	document[navID].src = menus[navID].off.src;

	if ( netscape ) {
		document.layers["SN" + navID].visibility = "hide";
	} else {
		document.getElementById("SN" + navID).style.visibility = "hidden";
	}

}


function subNavOver( navID , snavID ) {
	clearTimeout(navTimer);
	if ( netscape ) {
		document.layers["SN" + navID].document[navID + snavID].src = menus[navID][snavID].on.src;
	} else {
		
		document[navID + snavID].src = menus[navID][snavID].on.src;
	}
}


function subNavOut( navID , snavID ) {
	if ( netscape ) {
		document.layers["SN" + navID].document[navID + snavID].src = menus[navID][snavID].off.src;
	} else {
		document[navID + snavID].src = menus[navID][snavID].off.src;
	}
	topNavOut( navID );
}


// Front Page Image Rotation

var frontImage = new Array();

frontImage[0] = "";
frontImage[1] = "";
frontImage[2] = "";

function rotateImages() {
	imageCount = frontImage.length;
	number = Math.floor(Math.random() * (imageCount));
	return number;
	
}