ajax

<!DOCTYPE html>
<html>
<head>
<script>
function showCustomer(str)
{
var xmlhttp;
if (str=="")
{
document.getElementById("txtHint").innerHTML="";
return;
}
if (window.XMLHttpRequest)
{// code for IE7+, Firefox, Chrome, Opera, Safari
xmlhttp=new XMLHttpRequest();
}
else
{// code for IE6, IE5
xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
}
xmlhttp.onreadystatechange=function()
{
if (xmlhttp.readyState==4 && xmlhttp.status==200)
{
document.getElementById("txtHint").innerHTML=xmlhttp.responseText;
}
}
xmlhttp.open("GET","getcustomer.php?q="+str,true);
xmlhttp.send();
}
</script>
</head>
<body> <form action="">


						<?php
							include "koneksi.inc.php";
							$sql=mysql_query("SELECT * FROM `customer` ") or die('Error, query failed. ' . mysql_error());
							while ($data=mysql_fetch_array($sql))
							{?>
							<li><a href="#?id=<?php echo $data['CS_ID'];?>" onChange="showCustomer(this.value)"  ><?php echo $data['CS_ID'];?></a></li>
						<?php  }  ?>


</form>
<br>
<div id="txtHint">Customer info will be listed here...</div> </body>
</html>