I\'ve been searching on the net for the answer, but couldn\'t find.
How could I show some loading messsage or gif while the long executing script is running. I tested a
You can't do this using PHP only since is a server-side execution (the page / scripts are rendered in the server before the user can see anything on his browser)
You should put your script in a separate file, and then do an AJAX call.
To display the loading image follow this (jQuery framework needed)
http://jquery-howto.blogspot.com/2009/04/display-loading-gif-image-while-loading.html
// SHOW YOUR LOADING GIF HERE
$('#result').load('yourscript.php', function() {
//HIDE YOUR LODAING GIF HERE
});