Untitled

<html>
<head>
<script type="text/javascript">
function showUser(str)
{
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;
    alert("testing");
    }
  }
xmlhttp.open("GET","querie.php");
xmlhttp.send();
}
</script>
</head>
<body>

<form>
<select name="users" onchange="showUser(this.value)">
<option value="">Select a person:</option>
<option value="1">Peter Griffin</option>
<option value="2">Lois Griffin</option>
<option value="3">Glenn Quagmire</option>
<option value="4">Joseph Swanson</option>
</select>
</form>
<form id="game" action="" onsubmit="return showUser(this.value)" method="post">
<input type=submit value=Send />

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

<form id="game" action="" onsubmit="return showUser(**this.value**)" method="post">

<form id="game" action="" onsubmit="return showUser(document.name_of_form1.users.options[document.name_of_form1.users.selectedIndex].value)" method="post">

<form method="post"
    onsubmit="var users=document.getElementById('users'); showUser(users[users.selectedIndex].value); return true;">
    <select id="users" name="users" onchange="showUser(this.value);">
        <option value="">Select a person:</option>
        <option value="1">Peter Griffin</option>
        <option value="2">Lois Griffin</option>
        <option value="3">Glenn Quagmire</option>
        <option value="4">Joseph Swanson</option>
    </select>
    <input type="submit" value="Send" />
</form>

<html>
<head>
<script type="text/javascript">
function showUser() {
    var xmlhttp = null;
    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', 'querie.php');
    xmlhttp.send();
}
</script>
</head>
<body>

    <form onsubmit="showUser(); return false;" method="post">
        <input type="submit" value="Send" />
    </form>

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