<!--

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];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		home_over = newImage("/navimages/home-over.jpg");
		homesites_over = newImage("/navimages/homesites-over.jpg");
		homespecs_over = newImage("/navimages/homespecs-over.jpg");
		homestyles_over = newImage("/navimages/homestyles-over.jpg");
		areainfo_over = newImage("/navimages/areainfo-over.jpg");
		directions_over = newImage("/navimages/directions-over.jpg");
		aboutus_over = newImage("/navimages/aboutus-over.gif");
		financing_over = newImage("/navimages/financing-over.gif");
		contactus_over = newImage("/navimages/contactus-over.gif");
		preloadFlag = true;
	}
}

function openWin( windowURL, windowName, windowFeatures ) { 
		return window.open( windowURL, windowName, windowFeatures ) ; 
	} 
	
// Check for E-mail address: Look for [@] and [.]
	function isEmail(elm) {
		if (elm.value.indexOf("@") != "-1" &&
			elm.value.indexOf(".") != "-1" &&
			elm.value != "")
		return true;
		else return false;
	}
		
	// Check for null and for empty
	function isFilled(elm) {
		if (elm.value == "" ||
		elm.value == null)
		return false;
		else return true;
	}
		
	function isReady(form) {
		if (isEmail(form.email) == false) {		//is e-mail element a real e-mail address?
		alert("Please enter your E-mail address.");
		form.email.focus();
		return false;
	}
		if (isFilled(form.firstname) == false) {		// is firstname element filled
			alert("Please enter your first name.");
			form.firstname.focus();
			return false;
	}
		if (isFilled(form.lastname) == false) {		// is the lastname element filled out?
			alert("Please enter your last name.");
			form.lastname.focus ();
			return false;
	}
	
		if (isFilled(form.captchaText) == false) {		// is the captchaText element filled out?
			alert("Please enter the characters displayed in the verification code image in the Verification Code field. If you cannot see the characters in the image, please refresh the page and a new verification image will be displayed.");
			form.captchaText.focus ();
			return false;
	}
		
	return true;
	}

// -->