// MouseOn
                homeon = new Image(70, 30);
                homeon.src = "images/n_home_on.jpg"; 
 				abouton = new Image(76, 30);
 				abouton.src = "images/n_about_on.jpg";  
 				serviceson = new Image(93, 30);
 				serviceson.src = "images/n_services_on.jpg";
 				faqson = new Image(68, 30);
 				faqson.src = "images/n_faqs_on.jpg";
 				reviewson = new Image(137, 30);
 				reviewson.src = "images/n_reviews_on.jpg";
 				investon = new Image(178, 30);
 				investon.src = "images/n_invest_on.jpg"; 
				contacton = new Image(105, 30);
				contacton.src = "images/n_contact_on.jpg";
				
			// MouseOff
				homeoff = new Image(70, 30);
				homeoff.src = "images/n_home.jpg";
				aboutoff = new Image(76, 30);
				aboutoff.src = "images/n_about.jpg";
				servicesoff = new Image(93, 30);
				servicesoff.src = "images/n_services.jpg";
				faqsoff = new Image(68, 30);
				faqsoff.src = "images/n_faqs.jpg";
				reviewsoff = new Image(137, 30);
				reviewsoff.src = "images/n_reviews.jpg";
				investoff = new Image(178, 30);
				investoff.src = "images/n_invest.jpg";
				contactoff = new Image(105, 30);
				contactoff.src = "images/n_contact.jpg";
				

				
				// image-swapping functions
function imgOn(imgName) {	
  if (document.getElementById) {
    document.getElementById(imgName).src = eval(imgName + "on.src");

  }
}

function imgOff(imgName) {
  if (document.getElementById) {
    document.getElementById(imgName).src = eval(imgName + "off.src");
  }
}
// swap images
function di(id,name)
{
  if (document.images)
    document.images[id].src=eval(name+".src");   
}

//toggles layer visibility on and off

function show(id) {
    document.getElementById(id).style.visibility = "visible";
    document.getElementById(id).style.zIndex = "200";

    //if (timer)
    //{
    // window.clearTimeout(timer);
    // timer = 0;
    //}
}
function hide(id) {
    document.getElementById(id).style.visibility = "hidden";
}
function toggleSub(submenu) {
    if (document.getElementById(submenu).style.display == 'none') {
        document.getElementById(submenu).style.display = 'block'
    } else {
        document.getElementById(submenu).style.display = 'none'
    }
}