gistfile1.txt

jQuery(document).ready(function($){

console.log("CHEESE-ITZ");

  $('#txtPhone').on('input', function(e) {
        if (validatePhone('txtPhone')) {
          $('#txtSubmit').prop('disabled', false);
        }
        else {
          $('#txtSubmit').prop('disabled', true);
        }
    });

    $('#txtSubmit').on('click', function(e) { //use on if jQuery 1.7+
        e.preventDefault();  //prevent form from submitting
        var number = $('#txtPhone').val().replace(/\W/g, '');
        //console.log($('#txtPhone').val().replace(/\W/g, ''));
        //var data = $("#login_form :input").serializeArray();
        $.ajax({
          url: "http://nineninechat.herokuapp.com/sms/" + number,
        }).done(function() {
          $('#txtSuccess').show();
          $('#txtContent').hide();
        });
        //console.log(data); //use the console for debugging, F12 in Chrome, not alerts
    });

    $('#txtPhone').mask('(000) 000-0000');
});

function validatePhone(txtPhone) {
    var a = document.getElementById(txtPhone).value;
    var filter = /^((\+[1-9]{1,4}[ \-]*)|(\([0-9]{2,3}\)[ \-]*)|([0-9]{2,4})[ \-]*)*?[0-9]{3,4}?[ \-]*[0-9]{4}?$/;
    if (filter.test(a)) {
      return true;
    }
    else {
      return false;
    }
}