function openWindow(url,nam,w,h,r,s) {
    var options = "width=" + w + ",height=" + h + ",";
    options += "resizable=yes,scrollbars=yes,status=no,";
    options += "menubar=no,toolbar=no,location=no,directories=no";
    var newWin = window.open(url,nam,options);
}

function imageViewer(url,nam,w, h) {
    var options = "width=" + w + ",height=" + h + ",";
    options += "resizable=no,scrollbars=no,status=no,";
    options += "menubar=no,toolbar=no,location=no,directories=no";
    var newWin = window.open(url,nam,options);
}
  
function are_you_sure(url,msg){
	if (confirm(msg)){
		document.location = url;
	}
	else {
		alert("No action was taken");
	}
}

function checkFormFriend(f){
	if (f.name.value == ""){
		alert("Please enter your Friends Name");
		return false;
	}
	if (f.email.value == ""){
		alert("Please enter your Friends Email address");
		return false;
	}
	return true;
}

function checkFormForgot(f){
	if (f.email.value == ""){
		alert("Please input your Email before continuing");
		return false;
	}
	return true;
}

// FORM VALIDATION ROUTINES

function isLetter (c) {   
	return ( ((c >= "a") && (c <= "z")) || ((c >= "A") && (c <= "Z")) );
}

function isDigit (c) {   
	return ((c >= "0") && (c <= "9"));
}

function isLetterOrDigit (c) {   
	return (isLetter(c) || isDigit(c));
}

function isAlphanumeric (s) {
   	var i;
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (! (isLetter(c) || isDigit(c) ) ) {
        	return false;
    	}
	}
    return true;
}

function isInteger(s) {
    for (i = 0; i < s.length; i++) {   
        var c = s.charAt(i);
        if (!isDigit(c)) return false;
    }
    return true;
}

function isEmail(str) {
	var at="@"
	var dot="."
	var lat=str.indexOf(at)
	var lstr=str.length
	var ldot=str.indexOf(dot)
	if (str.indexOf(at)==-1){
	   return false
	}
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
	   return false
	}
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
	    return false
	}
	if (str.indexOf(at,(lat+1))!=-1){
	   return false
	}
	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
	   return false
	}
	if (str.indexOf(dot,(lat+2))==-1){
	   return false
	}
	if (str.indexOf(" ")!=-1){
	   return false
	}
	return true					
}

function checkPlans(f){
	if (f.plan_name.value.length < 2){
		alert("Please enter a name for the commerce plan");
		return false;
	}
	if (f.applies_to.selectedIndex == 0){
		alert("Please select the applies to for the commerce plan");
		return false;
	}
	if (f.number_of_users.selectedIndex == 0 && f.applies_to.value == 'company'){
		alert("Please select the number of resellers for the commerce plan");
		return false;
	}
	if (f.duration1.selectedIndex == 0){
		alert("Please select a time period for the commerce plan");
		return false;
	}
	if (f.duration2.selectedIndex == 0){
		alert("Please select a time period for the commerce plan");
		return false;
	}
	if (f.number_of_listings.selectedIndex == 0){
		alert("Please select the number of listings for the commerce plan");
		return false;
	}
	if (f.plan_price.value == ""){
		alert("Please enter a price for the commerce plan");
		return false;
	}
	if (f.removal[0].checked == false && f.removal[1].checked == false){
		alert("Please select an expiration option for the commerce plan");
		return false;
	}
	return true;
}

function checkOrder1 (f){
	var ct = f.plan_id.length
	var checked = false;
	for(i=0;i<ct;i++){
		if (f.plan_id[i].checked == true){
			checked = true;
			break;
		}
	}
	if (checked == false){
		alert("Please select a commerce plan before continuing");
		return false;
	}
	return checked;
}


function checkLogin (f){
	if (f.username.value.length < 8){
		alert ("Your username appears to be invalid, it should be at least 8 characters long");
		return false;
	}
	if (f.password.value.length < 8){
		alert ("Your password appears to be invalid, it should be at least 8 characters long");
		return false;
	}
	if (f.login_as.selectedIndex == 0){
		alert ("Please select which user mode you will be logging in as");
		return false;
	}
	return true;
}

function checkForgotPasswordForm(f){
	if (!isEmail(f.email.value)){
		alert("Please enter a valid email address");
		return false;
	}
	if (f.login_as.selectedIndex == 0){
		alert("Please select your login type");
		return false;
	}
	return true;
}

function checkEmailListingForm(f){
	if (f.your_name.value.length < 2){
		alert("Please enter your first name");
		return false;
	}
	if (f.friends_name.value.length < 2){
		alert("Please enter your friends first name");
		return false;
	}
	if (!isEmail(f.friends_email.value)){
		alert("Please enter a valid email address");
		return false;
	}
	return true;
}

function checkNotifyPriceForm(f){
	if (f.first_name.value.length < 2){
		alert("Please enter your first name");
		return false;
	}
	if (f.last_name.value.length < 2){
		alert("Please enter your last name");
		return false;
	}
	if (!isEmail(f.email.value)){
		alert("Please enter a valid email address");
		return false;
	}
	return true;
}

function checkSelect(f){
	if (f.selectedIndex == 0){
		alert("Please make a selection before continuing");
		return false;
	}
	else {
		return true;
	}
}

function previewLink(){
	alert("This link is deactivated for preview mode");
}

function checkAuthorizeForm(f){
	var tag = "";
	if (f.x_First_Name.value == ""){
		tag += "Missing First Name\n";
	}
	if (f.x_Last_Name.value == ""){
		tag += "Missing Last Name\n";
	}
	if (f.x_Address.value == ""){
		tag += "Missing Address\n";
	}
	if (f.x_City.value == ""){
		tag += "Missing City\n";
	}
	if (f.x_State.selectedIndex == 0){
		tag += "Missing State\n";
	}
	if (f.x_Zip.value == ""){
		tag += "Missing Zip Code\n";
	}
	if (f.x_Country.selectedIndex == 0){
		tag += "Missing Country\n";
	}
	if (f.x_Phone.value == ""){
		tag += "Missing Phone\n";
	}
	if (!isEmail(f.x_Email.value)){
		tag += "Invalid Email address\n";
	}
	if (f.x_Card_Num){
		if (f.x_Card_Num.value == ""){
			tag += "Missing Credit Card Number\n";
		}
	}
	if (f.x_Exp_Date){
		if (f.x_Exp_Date.value == ""){
			tag += "Missing Expiration Date\n";
		}
	}
	if (tag){
		alert(tag)
		return false
	}
	else {
		return true
	}
}

function changeTarget(f){
	f.target = '_blank';
}

function checkEflyerForm(f){
	var check = false;
	if (f.to_name.value.length < 4){
		alert("Please enter their name\n");
		return false;
	}
	if (!isEmail(f.to_email.value)){
		alert("Please enter a valid email address");
		return false;
	}
	if (f.from_name.value.length < 4){
		alert("Please enter their name\n");
		return false;
	}
	if (!isEmail(f.reply_to.value)){
		alert("Please enter a valid email address");
		return false;
	}
	var cnt = f.elements['listing[]'].length;
	if (cnt == undefined) {
		if (f.elements['listing[]'].checked == true){
			check = true;
		}
	}
	else {
		for(i=0;i<cnt;i++){
			if (f.elements['listing[]'][i].checked == true){
				check = true;
				break;
			}
		}
	}
	if (check == true){
		return true;
	}
	else {
		alert("Please select at least one listing");
		return false;
	}
	return true;
}


function checkLassieOrderForm(f){
	if (f.name.value.length < 2){
		alert("Please enter your name");
		return false;
	}
	if (f.address.value.length < 2){
		alert("Please enter your address");
		return false;
	}
	if (f.city.value.length < 2){
		alert("Please enter your city");
		return false;
	}
	if (f.state.value.length < 2){
		alert("Please enter your state");
		return false;
	}
	if (f.zip.value.length < 5){
		alert("Please enter your zip");
		return false;
	}
	if (f.phone.value.length < 10){
		alert("Please enter your phone");
		return false;
	}
	if (f.number.value < 0){
		alert("Please enter the number of licenses");
		return false;
	}
	if (f.total.value < 99){
		alert("Please enter the total amount");
		return false;
	}
	if (!isEmail(f.email.value)){
		alert("Please enter a valid email address");
		return false;
	}
	if (f.agree.checked == false){
		alert("You must agree to the License Agreement before placing your order");
		return false;
	}
	return true;
}