// JavaScript Document
<!-- Start of signup -->
<script language="javascript">

<!--

function validate_signup(frm) {

        var emailAddress = frm.Email.value;

        var errorString = '';

        if (emailAddress == '' || emailAddress.indexOf('@') == -1) {

                errorString = 'Please enter your email address';

        }

   

var els = frm.getElementsByTagName('input');

for (var i = 0; i < els.length; i++)

{

    if (els[i].className == 'text' || els[i].className == 'date' || els[i].className == 'number')

    {

        if (els[i].value == '')

            errorString = 'Please complete all required fields.';

    }

    else if (els[i].className == 'radio')

    {

        var toCheck = document.getElementsByName(els[i].name);

        var radioChecked = false;

        for (var j = 0; j < toCheck.length; j++)

        {

            if (toCheck[j].name == els[i].name && toCheck[j].checked)

                radioChecked = true;

        }

        if (!radioChecked)

            errorString = 'Please complete all required fields.';

    }

}



        var isError = false;

    if (errorString.length > 0)

        isError = true;

    if (isError)

        alert(errorString);

        return !isError;

}

//-->

</script>