function fname(field)
{
    if (field.val() == "First Name")
        return "Please enter your first name."
}


function lname(field)
{
    if (field.val() == "Last Name")
        return "Please enter your last name."
}

function addr1(field)
{
    if (field.val() == "Rental Address 1")
        return "Please enter the rental address."


}

function addr2(field)
{
    if (field.val() == "Apt/Suite")
        return "Please enter the Apt/Suite."

}

function city(field)
{
    if (field.val() == "City")
        return "Please enter city."

}

function zip(field)
{
    var zipCodePattern = /^\d{5}$|^\d{5}-\d{4}$/;
    if (field.val() == "Zip" || !zipCodePattern.test(field.val()))
        return "Not a valid zip code."

}

function phone(field)
{
    var regexObj = /^\(?([0-9]{3})\)?[-. ]?([0-9]{3})[-. ]?([0-9]{4})$/;

    if (field.val() == "Phone" || !regexObj.test(field.val()) )
        return "Please enter your phone."

}


function uname(field)
{
    if (field.val() == "Email Address")
        return "Please enter Username."
}

function ssn1(field){
    var isWhole_re = /^\s*\d+\s*$/;
    if((field.val() != '' && field.val().length != 3) || !isWhole_re.test(field.val())){
        return "Invalid SSN";
    }
}

function ssn2(field){
    var isWhole_re = /^\s*\d+\s*$/;
    if((field.val() != '' && field.val().length != 2) || !isWhole_re.test(field.val())){
        return "Invalid SSN";
    }
}

function ssn3(field){
    var isWhole_re = /^\s*\d+\s*$/;
    if((field.val() != '' && field.val().length != 4) || !isWhole_re.test(field.val())){
        return "Invalid SSN";
    }
}

function phoneAndNotBlank(field)
{
    var regexObj = /^\(?([0-9]{3})\)?[-. ]?([0-9]{3})[-. ]?([0-9]{4})$/;
//    alert($('#ssn1').val())

    if (field.val() != "" && !regexObj.test(field.val()) )
        return "Enter a valid phone number."

}

function emailAndNotBlank(field){
    var emailPattern = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;

    if(field.val() !="" && !emailPattern.test(field.val()))
        return "Invalid email address."
}

function zipAndNotBlank(field)
{
    var zipCodePattern = /^\d{5}$|^\d{5}-\d{4}$/;
    if (field.val() == "Zip" || !zipCodePattern.test(field.val()))
        return "Not a valid zip code."

}

function recoveryEmail(field)
{
    if (field.val() == "Recover Email")
        return "Please enter your email address."

    var emailPattern = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
    if(field.val() !="" && !emailPattern.test(field.val()))
        return "Invalid email address."
}