Please need help urgent Small fix Stuck

Hi,
I am Running the below code and its working perfect on wamp server localhost but when I upload it on my media temple grid server then the map location doesnt trigger in iframe.

on root i have two files Fetch.php and Index.php

Index.php Javascript’

<script
  src="https://code.jquery.com/jquery-3.2.1.min.js"
  integrity="sha256-hwg4gsxgFZhOsEEamdOYGBf13FyQuiTwlAQgxVSNgt4="
  crossorigin="anonymous"></script>

<script>

//Table script

function changeChannel(){
  document.getElementById("twitchFrame").src = "https://maps.google.com/maps?q='+latitude+','+longitude+'&hl=es;z=14&amp;output=embed".value;
}


function changeChannel(){
  document.getElementById("twitchFrame").src = "http://120.138.9.121:8888/psp/GetLRStatusWebLink?p=" +document.getElementById("channel").value;
}
		
</script>

<script type="text/javascript">

$(document).ready(function(){
    var longitude, latitude, ret = 0;
    $('#submit-this').click(function(){
        track_id = $('#channel').val();
        console.log(track_id);
        var url = "";

        $.ajax({'type':'get','url':'fetch.php?track='+track_id,success:function(response){
            ret = response.split(',');
            longitude = ret[0];
            latitude = ret[1];

            console.log('Longitude :'+longitude+'    Latitude :'+latitude);
            url = 'https://maps.google.com/maps?q='+longitude+','+latitude+'&output=embed';
            $('#abc_frame').attr('src', url)

        }});
    });
});

Index.php Body

Track Your Consignment:
<input type="text" id="channel"></input>
<button type="button" onClick="changeChannel(); changeloca();" id="submit-this">Submit</button><br><br>
<div id="container">
    <div id="left">
     <iframe
    id="twitchFrame"
    src="about:blank"
    height="500"
    width="650"
    frameborder="0"
    scrolling="no"
    allowfullscreen="true">
</iframe>
    </div>
    <div id="right">
      <iframe id="abc_frame"
src="about:blank"
width="650"
height="300"
frameborder="0"
scrolling="no"
marginheight="0"
marginwidth="0" ></iframe>
    </div>
    <div class="clear"></div>
  </div>

Fetch.php
<?php
echo file_get_contents(‘http://120.138.9.121:8888/psp/GetLRStatuslocation?p=’.$_GET['track’]);
?>

please Let me know what I am doing wrong

Thanks in Avance