Alexey Bille

var current;
$(window).scroll(function (e) {
      current = window.pageYOffset;
      $(this).unbind(e);
})

$.ajax({
  url: "script.php",
  method: "POST",
}).done(function( msg ) {
  console.log( msg );
}).fail(function( jqXHR, textStatus ) {
  console.log( "Request failed: " + textStatus );
});