in ajax script
select box is repeated
state 2 times
district 2 times
kindly suggest me to correct this error
select box is repeated
state 2 times
district 2 times
kindly suggest me to correct this error
Code:
<html>
<head>
<script languphase="javascript" type="text/javascript">
var xmlhttp;
function showUser(str)
{
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
{
alert ("Browser does not support HTTP Request");
return;
}
var url="getuser.php";
url=url+"?q="+str;
url=url+"&sid="+Math.random();
xmlhttp.onreadystatechange=stateChanged;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}
function stateChanged()
{
if (xmlhttp.readyState==4)
{
document.getElementById("txtHint").innerHTML=xmlhttp.responseText;
}
}
function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
{
// code for IE7+, Firefox, Chrome, Opera, Safari
return new XMLHttpRequest();
}
if (window.ActiveXObject)
{
// code for IE6, IE5
return new ActiveXObject("Microsoft.XMLHTTP");
}
return null;
}
</script>
<?php require("conn.php");?>
</head>
<body>
<?php
//Select a User:
$q=$_GET["q"];
if($q=="")
{
$q="assam";
}
$sql="SELECT distinct(state) FROM statedistrict";
$result = mysql_query($sql);
?>
<select name="users" onchange="showUser(this.value)">
<option value="<?php echo $q; ?>"><?php echo $q; ?></option>
<?php
while($row = mysql_fetch_array($result))
{ ?>
<option value="<?php echo $row[0]; ?>"><?php echo $row[0]; ?></option>
<?php }
?>
</select>
<br />
<div id="txtHint"><b>Person info will be listed here.</b></div>
<select name="TR_District" id="TR_District">
<?php
$sql="SELECT district FROM statedistrict WHERE state = '".$q."'";
$result = mysql_query($sql);
while($row = mysql_fetch_array($result))
{
?>
<option value="<?php echo $row[0]; ?>"><?php echo $row[0]; ?></option>
<?php }
?>
</select>
</form>
</body>
</html>
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