function CheckOrder () { 
    var errorMsg = "";
    var quantity = 0;
    var nanQuantity = 0;
    
    if (document.order_info.firstname.value == "") {
        errorMsg += "\nPlease enter your first name.\n";    
    }

    if (document.order_info.lastname.value == "") {
        errorMsg += "\nPlease enter your last name.\n"; 
    }

    if (document.order_info.phone.value == "") {
        errorMsg += "\nPlease enter your phone number.\n";   
    }

    if (errorMsg != "") {
        errorMsg += alert(errorMsg + "\n\n");
        return false;
    }

    return true;
}

function CheckContactShort () { 
    var errorMsg = "";
    if (document.order_info.firstname.value == "") {
        errorMsg += "\nPlease enter your first name.\n";    
    }
    if (document.order_info.lastname.value == "") {
        errorMsg += "\nPlease enter your last name.\n"; 
    }
    if ((document.order_info.nospam.value == "") || (document.order_info.nospam.value.length > 0 && (document.order_info.nospam.value.indexOf("@",0) == - 1 || document.order_info.nospam.value.indexOf(".",0) == - 1))) {
            errorMsg += "\nPlease enter your valid email address.\n";
    }
    if (document.order_info.callme.value == "") {
        errorMsg += "\nPlease enter your phone number.\n";   
    }
	if (document.order_info.prove.value !=4) {
        errorMsg += "\nPlease enter the numeral 4 in the 2+2 box so we know you're a real human.\n";   
    }
    if (errorMsg != "") {
        errorMsg += alert(errorMsg + "\n\n");
        return false;
    }
    return true;
}

function CheckContact () { 
    var errorMsg = "";
    var quantity = 0;
    var nanQuantity = 0;
    
    if (document.contact.Name.value == "") {
        errorMsg += "\n - Name";    
    }

    if (document.contact.Address.value == "") {
        errorMsg += "\n - Address";    
    }
    if (document.contact.City.value == "") {
        errorMsg += "\n - City";    
    }
    if (document.contact.State.value == "") {
        errorMsg += "\n - State";    
    }
    if (document.contact.Zip.value == "") {
        errorMsg += "\n - Zip";    
    }
    if (document.contact.PhoneDay.value == "") {
        errorMsg += "\n - Phone (day)";   
    }
    if (document.contact.PhoneEvening.value == "") {
        errorMsg += "\n - Phone (evening)";   
    }
    if (document.contact.Email.value == "") {
        errorMsg += "\n - Email";   
    }

    if (errorMsg != "") {
        errorMsg += alert("Please complete the following required fields:\n\n" + errorMsg + "\n\n");
        return false;
    }

    return true;
}