function contactUs(){
	var temp = false;	
	var cu = document.cu;
	if(cu.nm.value == ''){
		alert('Name cannot be blank.');
		cu.nm.focus();
	}else if(cu.email.value == ''){
		alert('E-Mail cannot be blank.');
		cu.email.focus();
	}else if(!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(cu.email.value))){
		alert("Invalid E-mail Address! Please re-enter.")
		cu.email.focus();
	}else if(cu.msg.value == ''){
		alert('Message cannot be blank.');
		cu.msg.focus();
	}else{
		alert('Thank you for your inquiry. You will be hearing from one of our representatives shortly.');
		temp = true; 
		}

	return temp;
	}

function surveyValidate(){
	var temp = false;	
	var survey = document.ipodsurvey;
	if(survey.name.value == ''){
		alert('Name cannot be blank.');
		survey.name.focus();
	}else if(survey.company.value == ''){
		alert('Company cannot be blank.');
		survey.company.focus();
	}else if(survey.email.value == ''){
		alert('Email cannot be blank.');
		survey.email.focus();
	}else if(survey.phone.value == ''){
		alert('Phone cannot be blank.');
		survey.phone.focus();	
	}else{
		alert('Thank you for completing the survey!');
		temp = true;
		}

	return temp;
	}

function getPDF(pdf){
	mypage = "pdfs/"+pdf+".pdf";
	myname = "JT";
	w = "640";
	h = "480";
	popUp(mypage, myname, w, h);	
	}

function popUp(mypage, myname, w, h){
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
	settings =
	'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',toolbar=no,scrollbars=yes,resizable,location=no';
	window.open(mypage,myname,settings);
	}

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) {
		nav_02_over = newImage("images/nav_02-over.gif");
		nav_10_over = newImage("images/nav_10-over.gif");
		nav_12_over = newImage("images/nav_12-over.gif");
		t_nav_01_over = newImage("images/t_nav_01-over.gif");
		t_nav_02_over = newImage("images/t_nav_02-over.gif");
		t_nav_03_over = newImage("images/t_nav_03-over.gif");
		preloadFlag = true;
		}
	}

function Navigate(page){
	document.navigate.page.value = page;
	document.navigate.submit();
	}

function getProdCat(cat){
	document.navigate.cat.value = cat;
	Navigate("products");	
	}

function getProdInfo(prod){
	document.navigate.product_id.value = prod;
	Navigate("listing");	
	}
	
function signUp(){
	var temp = false;	
	var key = document.subscription_form;
    if(key.fname.value == ''){
		alert('First Name cannot be blank.');
		key.fname.focus();
	}else if(key.lname.value == ''){
		alert('Last Name cannot be blank.');
		key.lname.focus();
	}else if(key.address1.value == ''){
		alert('Address 1 cannot be blank.');
		key.address1.focus();
	}else if(key.city.value == ''){
		alert('City cannot be blank.');
		key.city.focus();
	}else if(key.state.value == ''){
		alert('State cannot be blank.');
		key.state.focus();
	}else if(key.zip.value == ''){
		alert('Zip Code cannot be blank.');
		key.zip.focus();
	}else if(key.phone.value == ''){
		alert('Telephone cannot be blank.');
		key.phone.focus();
	}else if(key.email.value == ''){
		alert('E-Mail cannot be blank.');
		key.email.focus();
	}else if(!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(key.email.value))){
		alert("Invalid E-mail Address! Please re-enter.")
		key.email.focus();
	}else{
		temp = true;
		key.submit();
		}
	return temp;
}