//this is for the submenuing
var timer;
var lastmenu;
var Company_off=new Image();Company_off.src='images/menu_company.jpg';
var Company_on=new Image();Company_on.src='images/mouseover/menu_company.jpg';
var Products_off=new Image();Products_off.src='images/menu_products.jpg';
var Products_on=new Image();Products_on.src='images/mouseover/menu_products.jpg';
var Services_off=new Image();Services_off.src='images/menu_services.jpg';
var Services_on=new Image();Services_on.src='images/mouseover/menu_services.jpg';
var Contact_off=new Image();Contact_off.src='images/menu_contact.jpg';
var Contact_on=new Image();Contact_on.src='images/mouseover/menu_contact.jpg';
var Order_off=new Image();Order_off.src='images/menu_order.jpg';
var Order_on=new Image();Order_on.src='images/mouseover/menu_order.jpg';
var Artwork_off=new Image();Artwork_off.src='images/menu_artwork.jpg';
var Artwork_on=new Image();Artwork_on.src='images/mouseover/menu_artwork.jpg';
	
var timer;
var lastmenu;
	
/* 
Browser sniffer. Written by PerlScriptsJavaScripts.com
Copyright http://www.perlscriptsjavascripts.com 
Free and commercial Perl and JavaScripts     
*/
	
v3 = 0; op = 0; ie4  = 0; ie5 = 0; nn4 = 0; nn6 = 0; isMac = 0; aol = 0;
//alert(navigator.userAgent);
if(document.images){
   if(navigator.userAgent.indexOf("Opera") != -1){
       op = 1;
   } else {
       if(navigator.userAgent.indexOf("AOL") != -1){
           aol = 1;
       } else {
           ie4 = (document.all && !document.getElementById);
           nn4 = (document.layers);
           ie5 = (document.all && document.getElementById);
           nn6 = (document.addEventListener);
       }
   }
} else {
   v3 = 1;	
}
	
if(navigator.userAgent.indexOf("Mac") != -1){
   isMac = 1;
}
	
function show_subnav(nav_name){
		
	//clear previous menu item
	window.clearTimeout(timer);
	hide_last_subnav();
		
	//show current menu item
	if (!ie5 && (nav_name == 'subnav_tech')) {
		var f = document.getElementById('flash');
		if (f) {f.style['visibility'] = 'hidden';};
	};
	var n = document.getElementById(nav_name);
	n.style['visibility'] = 'visible';
	var a = document.getElementById(nav_name + '_a');
	a.className = 'navigation1';
	lastmenu = nav_name;
	if (ie5 && !isMac){
		var DivRef = n;
		var IfrRef = document.getElementById('DivShim');
		IfrRef.style.width = DivRef.offsetWidth;
		IfrRef.style.height = DivRef.offsetHeight;
//			IfrRef.style.top = DivRef.style.top;
		IfrRef.style.left = DivRef.style.left;
		IfrRef.style.display = "block";
		IfrRef.style.filter='progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)';

	}
}
	
function hide_last_subnav(){
	if(lastmenu){
		hide_subnav(lastmenu);
	}	
}
	
function hide_subnav(nav_name){
	if (!ie5 && (nav_name == 'subnav_tech')) {
		var f = document.getElementById('flash');
		if (f) {f.style['visibility'] = 'visible';};
	};
	var n = document.getElementById(nav_name);
	n.style['visibility'] = 'hidden';
	var a = document.getElementById(nav_name + '_a');
	a.className = 'navigation';
	if (ie5 && !isMac){
		var IfrRef = document.getElementById('DivShim');
		if (IfrRef) {
			if (IfrRef.style) {
				IfrRef.style.display = "none";
			}
		}
	}
}


function time_subnav(nav_name){
	timer = window.setTimeout('hide_subnav("' + nav_name + '")', 200);	
}
	
function keep_subnav(){
	window.clearTimeout(timer);	
}

function fnHideNSeek(divId) {
	var div = document.getElementById(divId);
	div.style.display = (div.style.display == 'none') ? 'block' : 'none';
}