function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

function setNavigation() {
	if (document.images && (preloadFlag == true)) {
		// use '_sel' image for selected primary nav
		document[primaryNav].src = eval(primaryNav + "_down").src;
		var theLink = document.getElementById(primaryNav + "Link");

		theLink.onmouseover = null;
		theLink.onmouseout = null;
		
		// disable the selected secondary nav
		if (secondaryNav.length > 0)
		{
			var selectedNav = document.getElementById("ctlHeader_" + secondaryNav);
			
			selectedNav.className = "SubMenuDisabled";
		}
	}
}
var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		home_over = newImage("images/header/home-over.jpg");
		home_down = newImage("images/header/home-down.jpg");
		search_over = newImage("images/header/search-over.jpg");
		search_down = newImage("images/header/search-down.jpg");
		area_info_over = newImage("images/header/area_info-over.jpg");
		area_info_down = newImage("images/header/area_info-down.jpg");
		about_over = newImage("images/header/about-over.jpg");
		about_down = newImage("images/header/about-down.jpg");
		staff_over = newImage("images/header/buyers-over.jpg");
		staff_down = newImage("images/header/buyers-down.jpg");
		contact_over = newImage("images/header/sellers-over.jpg");
		contact_down = newImage("images/header/sellers-down.jpg");
		sold_over = newImage("images/header/sold-over.jpg");
		sold_down = newImage("images/header/sold-down.jpg");
		preloadFlag = true;
		
		setNavigation();
	}
}



function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);