Ajax i php - wysyłanie poczty

Skrypt wysyła pocztę używając PHP i AJAX

//index.html

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Ajax</title>
<link href="/ajaxcss.css" rel="stylesheet" type="text/css">
<script src="/ajaxcore.js" type="text/javascript"></script>
<script src="/ajax.js" type="text/javascript"></script>
</head>
<body>
<div id="mainDiv" class="mainDiv">
<div class="txtDesc"> Do: </div>
<div class="inpEl">
<input type="text" value="" style="width:100%"
id="tfDo" class="myTextInput"/>
</div>
<div class="txtDesc"> Temat: </div>
<div class="inpEl">
<input type="text" value="" style="width:100%"
id="tfTemat" class="myTextInput"/>
</div>
<div class="txtDesc">Treść:</div>
<div>
<textarea class="myTextInput" id="taTresc" style="width:100%;"
rows="10" cols="50"></textarea>
</div>
<div style="width:50%;margin:0 auto;text-align:center;">
<input type="button" value="Wyślij" class="myButton" id="btnWyslij"
onclick="startRequest();" style="margin-top:10px;" />
</div>
</div>
</body>
</html>

//mail.php

<?php
if(!isSet($_GET["do"]) || !isSet($_GET["temat"]) || !isSet($_GET["tresc"])){
echo("Nieprawidłowe wywołanie skryptu!");
}
else if($_GET["do"] == "" || $_GET["temat"] == "" || $_GET["tresc"] == ""){
echo("Proszę wypełnić wszystkie pola formularza.");
}
else{
$do = $_GET["do"];
$temat = $_GET["temat"];
$tresc = $_GET["tresc"];
if(@mail($do, $temat, $tresc)){
echo("List został wysłany na adres $do.");
}
else{
echo("Nie udało się wysłać listu na adres $do.");
}
}
?>

//ajaxcss.css

.mainDiv
{
color: #333333;
position: relative;
background-color: #EFEFEF;
border: 1px solid #000000;
margin: 10px 10px 10px 10px;
padding: 14px 14px 14px 14px;
width: 350px;
visibility: visible;
}

.dataDiv
{
color: #333333;
position: relative;
background-color: #ffffff;
border: 1px solid #000000;
margin: 10px 10px 10px 10px;
padding: 14px 14px 14px 14px;
width: 420px;
visibility: visible;
}

.myButton
{
font-family:helvetica,sans-serif;
font-size:84%;
font-weight:bold;
border:1px solid;
border-top-color:#696;
border-left-color:#696;
border-right-color:#363;
border-bottom-color:#363;
width:120px;
margin:5px;
}

.myTextInput
{
border:1px solid;
background-color: #F8F8F8;
border-top-color:#696;
border-left-color:#696;
border-right-color:#363;
border-bottom-color:#363;
width:70%;
}

//ajaxcore.js

function getXMLHttpRequestObject()
{
try{
return new XMLHttpRequest();
}
catch(e){
try{
return new ActiveXObject("Microsoft.XMLHTTP");
}
catch(e){
return false;
}
}
}

function startGETRequest(url, onComplete, onEnd)
{
var XMLHttpRequestObject = getXMLHttpRequestObject();
if(XMLHttpRequestObject){
XMLHttpRequestObject.open("GET", url);
XMLHttpRequestObject.onreadystatechange = function()
{
if (XMLHttpRequestObject.readyState == 4){
if(XMLHttpRequestObject.status == 200){
var responseXML = XMLHttpRequestObject.responseXML;
var responseText = XMLHttpRequestObject.responseText;
onComplete(responseText, responseXML);
}
delete XMLHttpRequestObject;
onEnd();
}
}
XMLHttpRequestObject.send(null);
}
}

function startPOSTRequest(url, params, onComplete, onEnd)
{
var XMLHttpRequestObject = getXMLHttpRequestObject();
if(XMLHttpRequestObject){
XMLHttpRequestObject.open("POST", url);
XMLHttpRequestObject.setRequestHeader(
'Content-Type', 'application/x-www-form-urlencoded');
XMLHttpRequestObject.onreadystatechange = function()
{
if (XMLHttpRequestObject.readyState == 4){
if(XMLHttpRequestObject.status == 200){
var responseXML = XMLHttpRequestObject.responseXML;
var responseText = XMLHttpRequestObject.responseText;
onComplete(responseText, responseXML);
}
delete XMLHttpRequestObject;
onEnd();
}
}
XMLHttpRequestObject.send(params);
}
}

//ajax.js

function startRequest()
{
tfDoText = document.getElementById('tfDo').value;
tfTematText = document.getElementById('tfTemat').value;
taTrescText = document.getElementById('taTresc').value;

btnWyslij = document.getElementById('btnWyslij');
btnWyslij.disabled = true;

url = "mail.php?do=" + tfDoText;
url += "&temat=" + tfTematText;
url += "&tresc=" + taTrescText;
url=encodeURI(url);

startGETRequest(url);
}

function requestEnd()
{
btnWyslij = document.getElementById('btnWyslij');
btnWyslij.disabled = false;
}

function requestCompleted(text, xml)
{
alert(text);
}

 

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