PHP,CSS,JQUERY,HTML tips for beginners

<?php
include("connect.php");

// get value of id that sent from address bar
$id=$_REQUEST['id'];



// retrive data from database
 $query=mysql_query("select * from create_profile where id='$id'");
$dataPacket=mysql_fetch_array($query);

?>


<form name="userUpdateProfile" method="post" 
action="editProfile_action.php">
<center>
<div ><h3>Create Profile</h3>
            <div>Name:
            <input name="userName"  type="text" value="<?php  echo $dataPacket['userName']; ?>"id="Name"/>*
            </div>
            
            </br>
            <div>Father's Name:
            <input name="userfatherName" type="text" 
value="<?php echo $dataPacket['userfatherName'];?>" id="fatherName">*
            </div>
            
            </br>
            <div>Occupation:
            <input name="userOccupation" type="text" 
value="<?php echo $dataPacket['userOccupation']; ?>" 
id="Occupation">*
            </div>
            
            </br>
            <div>Nationality:
            <input name="userNationality" type="text"
 value="<?php echo $dataPacket['userNationality']; ?>" 
id="Nationality">*
            </div>
             </br>
            <div>Religion:
            <input name="userReligion" 
type="text" value="<?php echo $dataPacket['userReligion']; ?>" id="Religion">*
            </div>
             </br>
           
            <div>Address:
            <textarea rows="10" cols="35" name="userAddress"> 
            </textarea>
            </div>
              </br>
            <div>Designation:
            <input name="userDesignation" type="text" 
value="<?php echo $dataPacket['userDesignation']; ?>" 
id="Designation">*
            </div>
             </br>
              <div>Country:
              <?php  $query="SELECT COUNTRY_ID, COUNTRY 
from  countrys where ISACTIVE=1 ORDER BY COUNTRY"; 
       $result=mysql_query($query);
    
     ?>
            
              <select name="country" >
             
                <option value="" >Select a country</option>
                <?php 
while($country =mysql_fetch_array($result))
    {
     ?>
                    <option value="<?php echo $country['COUNTRY_ID'];?>" <?php if($country['COUNTRY_ID']==$dataPacket['country'])
 echo 'selected';?> > <?php echo $country['COUNTRY'];?></option>
                    <?php
    }
    ?>
              </select>
              
               </br>
               </br>
               <input name="id" type="hidden" id="id" value="<?php echo $dataPacket['id']; ?>">
               <input name="update" type="submit" value="update"/>
               <input name="Reset" type="Reset" value="Reset"/>
               <input name="Cancel"  type="button" value="Cancel"/>
            </div>
            
</div>

</center>
</form>

<?php
include("connect.php");
session_start();
//..........................................Variable default section.........................................................

$userName=$_REQUEST['userName'];
$userfatherName =$_REQUEST['userfatherName'];
$userOccupation =$_REQUEST['userOccupation'];
$userNationality =$_REQUEST['userNationality'];
$userReligion=$_REQUEST['userReligion'];
$userAddress=$_REQUEST['userAddress'];
$userDesignation =$_REQUEST['userDesignation'];
$Country=$_REQUEST['country']; 
$id=$_REQUEST['id'];



//............................................Update data........................................................................

$query=" Update create_profile set 
        
  userName='$userName',
  userfatherName='$userfatherName',
  userOccupation='$userOccupation',
  userNationality='$userNationality',
  userReligion='$userReligion',
  userAddress='$userAddress',
  userDesignation='$userDesignation',
  country='$Country' WHERE id=".$id
  
  
  
  
  
  ;
  $result=mysql_query($query);
  if($result)
  {
   echo "Ur Profile is updated";
   echo "</br>";
      ?>
         <script language="javascript">
   window.location="viewMyProfile.php?id=<?php echo $id;?>";
  </script>
  
  <?php
  }

 
?>