Problem on Simple AJAX Program(Please give the reply)

hi,

good morning to everyone

i am beginner in the AJAX programming.

i execute the one ajax program ..but it didn't run properly...the code as given below.

// index.html

<html>
<head><title>Admin Login Page</title>
<script language="javascript" type="text/javascript" src="checkLogin.js">
</script>
</head>
<body>
<br><br><br><br><br><br><br><br><br><br>
<form name="form1" action="adminCredinitial.php">
<table width="303" border="1" align="center" bgcolor="#99CCFF">

<tr>
<td width="160"><div align="center"><strong>Enter AdminName </strong></div></td>
<td width="165"><input type="text" name="name"></td>
</tr>

<tr>
<td><div align="center"><strong>Enter Password </strong></div></td>
<td><input type="password" name="password"></td>
</tr>

<tr>
<td colspan="2"><div align="center">
<input type="submit" name="submit" value="Submit" onclick="check_Login();">
</div></td>
</tr>

</table>
<div id="resultText">
</div>
</form>
</body>
</html>

//----------------------------------------------------------------------------------------------------------------------------

// Javascript Document

//checkLogin.js

function createRequestObject(){

var request_o;
var browser = navigator.appName;
if(browser == "Microsoft Internet Explorer"){
request_o = new ActiveXObject("Microsoft.XMLHTTP");
}else{
request_o = new XMLHttpRequest();
}
return request_o;

} //end of function createRequestObject()

var http = createRequestObject();

function check_Login(){

http.open('get','adminCredintial.php?adminName='+document.form1.name.value+'&adminPassword='+document.form1.password.value);
http.onreadystatechange = handleMessage;
http.send(null);

} //end of function chekc_Login()

function handleMessage(){

if(http.readyState==4){
var response=http.responseText;
document.getElementById('resultText').innerHTML = response;
return false;
}

} //end of function handleMessage()

//--------------------------------------------------------------------------------------------------



<?php
$adminName="";$adminPassword="";
if(isset($_GET)) {
$adminName=$_GET['adminName'];
$adminPasssword=$_GET['adminPassword'];
}

if($adminName=='admin' && $adminPassword=='admin') {
echo "You are a valid member";exit;
}
else {
echo "You are not a valid member";
}

?>

//------------------------------------------------------------------------

plz give the reply about the above code...

regards
--------
ran_php

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