gistfile1.txt

<script type="text/javascript">
jQuery(function() {
    jQuery('#WorkPhone').on('blur', function() {
        if(jQuery(this).val().length > 0) {
            jQuery.get('test.php', { 'WorkPhone': jQuery('#WorkPhone').val() }, function(data) {
                if ( data == 'Phone is a probable landline' ) {
                    jQuery('#showDiv').fadeIn();
                } else {
                    jQuery('#showDiv').fadeOut();
                }
            });
        }
    });
});
</script>