$("#ajaxsubmit").submit(function() {
$("#messages").html("<img class='ajaxloadimg' src='http://www.blogger.com/images/ajax-loader.gif' /></code><p class='save'>Please wait, saving your data...</p>");

$("#ajaxsubmit input[name=submit]").hide();

$("#ajaxsubmit input").attr("disabled", "disabled");

// Perform your validation error checking here
var formdata = $("#ajaxsubmit").serialize();

$.ajax({
 type: "POST",
 url: "process_ajax.php",
 data: formdata,
 timeout: 2000,
 error: function (XMLHttpRequest, textStatus, errorThrown) {
  ajaxSubmitError(XMLHttpRequest, textStatus, errorThrown);
 },
 success: function (data) {
  ajaxSubmitSuccess(data);
 }
});

return false;
});