JS/JQUERYを使用してAJAXリクエストを投稿します。 以下は、すべてのAJAX呼び出しに使用する構文です。
var first = 'something';
var second = 'second';
var third = $("#some_input_on_your_page").val();
///////// AJAX //////// AJAX //////////
$.ajax({
type: 'POST',
url: 'page_that_receives_post_variables.php',
data: {first:first, second:second, third:third},
success: function( response ){
alert('yay ajax is done.');
$('#edit_box').html(response);//this is where you populate your response
}//close succss params
});//close ajax
///////// AJAX //////// AJAX //////////
PHPページのコードpage_that_receives_post_variables.php
<?php
$first = $_POST['first'];
$second = $_POST['second'];
$third = $_POST['third'];
echo 'now do something with the posted items.';
echo $first; //etc...
?>