<?php

$uploadDir = 'images/'; //Image Upload Folder
if(isset($_POST['Submit']))
{
    $title = mysql_real_escape_string($_POST['title']);
    $fileName = $_FILES['Photo']['name'];
    $tmpName = $_FILES['Photo']['tmp_name'];
    $fileSize = $_FILES['Photo']['size'];
    $fileType = $_FILES['Photo']['type'];
    $filePath = $uploadDir . $fileName;
    $result = move_uploaded_file($tmpName, $filePath);
    if (!$result) {
        echo "Error uploading file";
        exit;
    }
    if(!get_magic_quotes_gpc())
    {
        $fileName = addslashes($fileName);
        $filePath = addslashes($filePath);
    }
    $query = "INSERT INTO images(title,image) VALUES ('".$title."','".$filePath."')";
    mysql_query($query) or die (mysql_error());
}
?>

<form name="Image" enctype="multipart/form-data" action="image.php" method="POST">
<input type="text" name="title" id="title" value=""><br/><br/>
<input type="file" name="Photo" size="20" accept="image/gif, image/jpeg, image/x-ms-bmp, image/x-png"><br/>
<INPUT type="submit" class="button" name="Submit" value=" Submit ">
</form>

$('form').submit(function(event) {
   var file = $('input[type=file]').val();

   if ( ! file) {
       alert('The file is required.');
       event.preventDefault();
       return;
   }

   if (file.match(/.(?:jpeg|jpg|gif)$/)) {
       alert('Image files only!');
       event.preventDefault();
   }

});

$('form').submit(function(event) {
   var file = $('input[type=file]').prop('files')[0];

   if ( ! file) {
       alert('The file is required.');
       event.preventDefault();
       return;
   }

   var mime = file.type;

   if (mime != 'text/jpeg' || mime != 'application/gif') {
       alert('Image only!');
       event.preventDefault();
   }

});

if ($('#title').val() === '') {
    // error code
}

var extension = $('input[name=Photo]').val().split('.').pop();
if (extension !== "gif" && extension !== "jpg") {
    // error code
}

$('form').submit(function () {
    var error = false;
    // error checking here

    if (error) {
        return false;
    }
});