var xmlHttp

function register()
{ 
alert ("1")
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }
//alert ("2")

var url = "registeruser.php"

var params = "txtUserId="+document.getElementById("txtUserId").value

params = params + "&txtPassword="+document.getElementById("txtPassword").value

params = params + "&txtNumber="+document.getElementById("txtNumber").value

//url=url+"?txtUserId="+document.getElementById("txtUserId")
//url=url+"&txtPassword="+document.getElementById("txtPassword")
//url=url+"&txtNumber="+document.getElementById("txtNumber")

xmlHttp.onreadystatechange=stateChanged 

//alert ("3")
//alert (url+params)

xmlHttp.open("POST",url,true)

xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
xmlHttp.setRequestHeader("Content-length", params.length);
xmlHttp.setRequestHeader("Connection", "close");

 //alert ("4")

xmlHttp.send(params)
}

function process()
{ 
//alert ("1")
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }
//alert ("2")

var url = "user.php"

var params = "txtUserId="+document.getElementById("txtUserId").value

params = params + "&txtPassword="+document.getElementById("txtPassword").value

//params = params + "&txtNumber="+document.getElementById("txtNumber").value

//url=url+"?txtUserId="+document.getElementById("txtUserId")
//url=url+"&txtPassword="+document.getElementById("txtPassword")
//url=url+"&txtNumber="+document.getElementById("txtNumber")

xmlHttp.onreadystatechange=stateChanged 

//alert ("3")
 alert (url+params)

xmlHttp.open("POST",url,true)

xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
xmlHttp.setRequestHeader("Content-length", params.length);
xmlHttp.setRequestHeader("Connection", "close");

 //alert ("4")

xmlHttp.send(params)
}

function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
 //alert ("5")
 document.getElementById("contentarea").innerHTML=xmlHttp.responseText
 } 
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
 {
 // Firefox, Opera 8.0+, Safari
 xmlHttp=new XMLHttpRequest();
 }
catch (e)
 {
 //Internet Explorer
 try
  {
  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  }
 catch (e)
  {
  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
 }
return xmlHttp;
}