added real logic to update

customJS.js

@@ -8,7 +8,14 @@ $(document).ready(function() {
 	
 	function UseData(data){
 		var obj = jQuery.parseJSON(data);
-		alert(obj.UsersTable);
+		if(!!obj.UsersTable)
+		{
+			$('#onlineStatus').innerHTML(obj.UsersTable);
+		}
+		if(!!obj.newMessages)
+		{
+			$('#chatbody').append(obj.newMessages);
+		}
 	}
 	
 	$('#showRegBtn').click(function(){

newChat.php

@@ -60,14 +60,14 @@ else{
 						
 
   						</div>  -->
-  						<table class="table">
+  						<table class="table" id="onlineStatus">
    							<?php echo UserTable();?>
    						</table>
 					</div>
 					
 				
 				</div>
-				<div class="col-xs-12 col-sm-9 col-md-9 col-lg-10 col-xs-offset-0 col-sm-offset-3 col-md-offset-3 col-lg-offset-2">
+				<div class="col-xs-12 col-sm-9 col-md-9 col-lg-10 col-xs-offset-0 col-sm-offset-3 col-md-offset-3 col-lg-offset-2" id="chatbody">
 				<?php 
 				$result = mysql_query("SELECT MAX(id) AS id FROM chat");
 				$chat = mysql_fetch_array($result);