การใส่สัญลักษณ์ที่แสดงถึงการรอคอย เช่น วงกลมหมุนๆ จะต้องใส่ยังไงหรอครับ sweet alert ทำได้ไหมครับ

<?php

	if(isset($_POST['btnReport']))
{
	
	$classroom_id = $_GET['classroom_id'];
	$subject_id = $_GET['subject_id'];
	$objConnect = mysql_connect("localhost","root","") or die("Error Connect to Database");
  	$objDB = mysql_select_db("decc2");
	mysql_query("SET NAMES utf8", $objConnect);
	$strSQL = "SELECT * FROM t_hw WHERE (hw_id = '".trim($_POST['hw_id'])."' and classroom_id = '".trim($_GET['classroom_id'])."' and subject_id = '".trim($_GET['subject_id'])."' 
	and teacher_id = '".trim($_SESSION['teacher_id'])."') ";
	$hw_name = $objResult['hw_name'];
	$strSQL = "UPDATE t_hw SET hw_report = 1 WHERE (hw_id = '".trim($_POST['hw_id'])."' and classroom_id = '".trim($_GET['classroom_id'])."' and subject_id = '".trim($_GET['subject_id'])."' 
	and teacher_id = '".trim($_SESSION['teacher_id'])."')";
		$objQuery = mysql_query($strSQL);
		echo"<script language=\"JavaScript\">
		swal({  title: 'ขอบคุณ',
                 text: 'บันทึกเสร็จสมบูรณ์',  
                type: 'success',    
                showCancelButton: false,   
                closeOnConfirm: false,   
                confirmButtonText: 'ตกลง', 
                showLoaderOnConfirm: true, }, 
                function(){   
                    setTimeout(function(){     
                        location = 'createhw.php?classroom_id=$classroom_id&subject_id=$subject_id';  
                    });
                     });
		
		</script>";
}
		?>
		<?php
		if(isset($_POST['btnReport']))
{
	
	$objConnect = mysql_connect("localhost","root","") or die("Error Connect to Database");
$objDB = mysql_select_db("decc2");
mysql_query("SET NAMES utf8", $objConnect);
$strSQL = "SELECT * FROM t_student WHERE classroom_id = '".$_GET['classroom_id']."'";
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
$Num_Rows = mysql_num_rows($objQuery);
				
$i = 1;
while($objResult = mysql_fetch_array($objQuery))
{
	?>
	<?php
	$objConnect2 = mysql_connect("localhost","root","") or die("Error Connect to Database");
	$objDB2 = mysql_select_db("decc2");
	mysql_query("SET NAMES utf8", $objConnect2);
	$strSQL2 = "SELECT * FROM t_classroom WHERE classroom_id = '".$objResult['classroom_id']."'";
	$objQuery2 = mysql_query($strSQL2) or die ("Error Query [".$strSQL2."]");
	$Num_Rows2 = mysql_num_rows($objQuery2);
				
	while($objResult2 = mysql_fetch_array($objQuery2))
{
?>
	<?php
	$objConnect3 = mysql_connect("localhost","root","") or die("Error Connect to Database");
	$objDB3 = mysql_select_db("decc2");
	mysql_query("SET NAMES utf8", $objConnect3);
	$strSQL3 = "SELECT * FROM t_subject WHERE subject_id = '".$_GET['subject_id']."'";
	$objQuery3 = mysql_query($strSQL3) or die ("Error Query [".$strSQL3."]");
	$Num_Rows3 = mysql_num_rows($objQuery3);
				
	while($objResult3 = mysql_fetch_array($objQuery3))
{
?>
	<?php
				
	$objConnect4 = mysql_connect("localhost","root","") or die("Error Connect to Database");
	$objDB4 = mysql_select_db("decc2");
	mysql_query("SET NAMES utf8", $objConnect4);
	$strSQL4 = "SELECT * FROM t_hw WHERE hw_id = '".$_POST['hw_id']."'";
	$objQuery4 = mysql_query($strSQL4) or die ("Error Query [".$strSQL4."]");
	$Num_Rows4 = mysql_num_rows($objQuery4);
				
	while($objResult4 = mysql_fetch_array($objQuery4))
{
				$student_parent_lineid = $objResult['student_parent_lineid'];
				$student_prefix = $objResult['student_prefix'];
				$student_fname = $objResult['student_fname'];
				$student_lname = $objResult['student_lname'];
				$student_number_id = $objResult['student_number_id'];
				$classroom_line = $objResult2['classroom_line'];
				$subject_name = $objResult3['subject_name'];
				$hw_name = $objResult4['hw_name'];
				$m1 = "&msg=1";
				$m2 = "ได้รับการบ้าน";
				$m3 = "ของวิชา";	
?>
<?php

$response = simplexml_load_file("$objResult2[classroom_line]$objResult[student_parent_lineid]&msg=$objResult[student_prefix]$objResult[student_fname] $objResult[student_lname]   ได้รับการบ้าน: $objResult4[hw_name]   จากวิชา: $objResult3[subject_name]");
?>
<?php
}}}}}
?>