$("document").ready(function () {
 try {
  document.getElementById("rtPage").addEventListener("load", noback());
  if (document.getElementById("rtPage")) {
   document.getElementById("rtPage").addEventListener("contextmenu", function (e) {
    e.preventDefault();
   });
  }

  window.dataLayer = window.dataLayer || [];
  function gtag() {
   dataLayer.push(arguments);
  }

  gtag('js', new Date());
  gtag('config', 'G-895FTVT23R');

  /*
   $("a").css("color", "lightsalmon");
   $("a").hover(function () {
   $(this).css("color", "lightgreen");
   }, function () {
   $(this).css("color", "lightsalmon");
   });
   */

  var form1 = document.getElementById("freeTrialForm");
  form1.onsubmit = function () {
   try {
    if (!validateTrialForm()) {
     return false;
    }

    document.getElementById("msgDiv").innerHTML = null;
    document.getElementById("msgDiv").style.display = "none";
    var formData = new FormData(form1);
    //  var formData = $('#freeTrialForm').serialize(); // in case of get request
    form1.setAttribute("action", "updateRecords");
    form1.setAttribute("method", "POST");
    form1.setAttribute("enctype", "multipart/form-data");
    var percent = document.getElementById("percentage");
    var msg = document.getElementById("message");
    var msgvalue = "Processing request. Please wait..";
    sendAndReceiveData('POST', form1, 'uploadingDiv', 'messageDiv', percent,
            msg, msgvalue, formData, false, false, null, function (responseRecord) {
             document.getElementById("msgDiv").innerHTML = responseRecord.MESSAGE;
             document.getElementById("msgDiv").style.display = "block";
             document.getElementById('uploadingDiv').style.display = "none";
            });
    return false; // To avoid actual submission of the form
   } catch (err) {
    alert("Script Error: " + err);
    document.getElementById('uploadingDiv').style.display = "none";
    return false;       // To avoid actual submission of the form
   }
  }; // end onsubmit function


  document.getElementById("_name").onkeypress = function (event) {
   return blockSpecialCharacter(event);
  };

  document.getElementById("contact_no").onkeypress = function (event) {
   return allowMobileNo(event);
  };

  document.getElementById("emailid").onkeypress = function (event) {
   return allowEmailOnly(event);
  };

  document.getElementById("emailid").onchange = function () {
   formatLowerCase('emailid', document.getElementById("emailid").value);
  };

  $(".loader").fadeOut("slow");

 } catch (err) {
  alert("Script Error: " + err);
  document.getElementById('uploadingDiv').style.display = "none";
  return false;       // To avoid actual submission of the form
 }

});

function validateTrialForm() {
 try {
  /* Check for blank values */
  if (!document.getElementById("_name").value.trim()) {
   alert("Name cannot be empty");
   return false;
  } else if (!document.getElementById("contact_no").value.trim()) {
   alert("Contact number is required");
   return false;
  } else if (document.getElementById("contact_no").value.trim().length < 10) {
   alert("Contact number should be of 10 digits");
   return false;
  } else if (!document.getElementById("emailid").value.trim()) {
   alert("Email Id is required");
   return false;
  }
  return true;
 } catch (err) {
  alert("Script Error: " + err);
  document.getElementById('uploadingDiv').style.display = "none";
  return false;       // To avoid actual submission of the form
 }

}