PHP : Ajax : Refresh partially without refresh entire page

1. Show alert after 10 seconds with ajax setInterval function

<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.0/jquery.min.js"></script>
<script language="JavaScript">
setInterval( "alert('Hello World')", 10000 );
</script>

2. Update your contents after 5 seconds with ajax setInterval function

<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.0/jquery.min.js"></script>
<script language="JavaScript">
setInterval( "hello();", 5000 ); ///////// 5 seconds

$(function() {
hello = function(){
$('#dataDisplay').prepend("Hi This is auto refresh example<br><br>").fadeIn("slow");
}
});
</script>

3. Refresh div when insert database row


Ajax JQuery / PHP – Refresh Table Demo
Download Ajax JQuery / PHP – Refresh Table

Refer link:
http://www.w3cgallery.com/
http://www.brightcherry.co.uk