// Hide and reveal sub navigation for horn ford
// Byron Spencer

image_url = new Array();
image_url[0] = "images/auto_menu.png";
image_url[1] = "images/marine_menu.png";
image_url[2] = "images/more_menu.png";

function PreLoader(a){
	this.images = [];
	var i = 0;
	var len = a.length;
	for(i=0; i<len; i++){
		this.images[i] = new Image();
		this.images[i].src = a[i];
	}
}

new PreLoader(image_url);

try{
	document.execCommand('BackgroundImageCache', false, true);
} catch(e) {}

var t;
function startTimer(){
	t = setTimeout("hideAll()", 250);
}
function stopTimer(){
	clearTimeout(t);
}
function showAutoSubNav() {
	stopTimer();
	document.getElementById("Auto_Tab").style.backgroundPosition="0px -40px";
	document.getElementById("Auto_Subnav").style.display="inline";
	document.getElementById("Marine_Tab").style.backgroundPosition="0px 0px";
	document.getElementById("More_Tab").style.backgroundPosition="0px 0px";
	document.getElementById("Marine_Subnav").style.display="none";
	document.getElementById("More_Subnav").style.display="none";
}
function showMarineSubNav() {
	stopTimer();
	document.getElementById("Marine_Tab").style.backgroundPosition="0px -40px";
	document.getElementById("Marine_Subnav").style.display="inline";
	document.getElementById("Auto_Tab").style.backgroundPosition="0px 0px";
	document.getElementById("More_Tab").style.backgroundPosition="0px 0px";
	document.getElementById("Auto_Subnav").style.display="none";
	document.getElementById("More_Subnav").style.display="none";
}
function showMoreSubNav() {
	stopTimer();
	document.getElementById("More_Tab").style.backgroundPosition="0px -40px";
	document.getElementById("More_Subnav").style.display="inline";
	document.getElementById("Auto_Tab").style.backgroundPosition="0px 0px";
	document.getElementById("Marine_Tab").style.backgroundPosition="0px 0px";
	document.getElementById("Auto_Subnav").style.display="none";
	document.getElementById("Marine_Subnav").style.display="none";
}
function hideAll() {
	document.getElementById("Auto_Tab").style.backgroundPosition="0px 0px";
	document.getElementById("Marine_Tab").style.backgroundPosition="0px 0px";
	document.getElementById("More_Tab").style.backgroundPosition="0px 0px";
	document.getElementById("Auto_Subnav").style.display="none";
	document.getElementById("Marine_Subnav").style.display="none";
	document.getElementById("More_Subnav").style.display="none";
}