Really jQuery had made ajax more easy to use and understand. jQuery framework has made also easier for Ajax operation. I have copied and pasted some code. Please have a look on the following coding you will get the complete concept of Ajax. Enjoy!!!
================
<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”>
<html xmlns=”http://www.w3.org/1999/xhtml”>
<head>
<meta http-equiv=”Content-Type” content=”text/html; charset=utf-8″ />
<title>Untitled Document</title>
<script type=”text/javascript” src=”http://ajax.googleapis.com/ajax/
libs/jquery/1.3.0/jquery.min.js”></script>
<script type=”text/javascript”>
$(document).ready(function()
{
$(“#text”).keypress(function()
{
var x=document.getElementById(“text”).value;
$.ajax({
url: “data.php”,
global: false,
type: “POST”,
data: “arg=”+x,
dataType: “html”,
async:true,
success: function(msg){
// $(“$Result”).fade(300);
//alert(msg);
//document.getElementById(“Result”).innerHTML=msg;
$(“#Result”).html(msg).animate({opacity:0.25});
}
}
).responseText;
//)
})
}
)
</script>
</head>
<body>
<p>This is sample text<br />
This is a sample
</p>
<input id=”text”/>
<div id=”Result”>
</div>
</body>
</html>