var isMinNS4 = (document.layers) ? 1 : 0;
var isMinIE4 = (document.all)    ? 1 : 0;
function handleHttpResponse() {
  if (http.readyState == 4) {
    // Split the comma delimited response into an array
    results = http.responseText;
    //document.getElementById('city').value = results[0];
 	//document.getElementById('newres').value = results[1];
	//alert(results);
	if(results==1)
	{
		alert("UserName already used!");
		document.signupForm.username.value="";
		document.signupForm.username.focus();
		return false;
	}
	if(results==2)
	{
		alert("Email Id already used!");
		document.signupForm.email.value="";
		document.signupForm.email.focus();
		return false;
	}
  }
}

function checkuname() 
{	
	if(document.signupForm.username.value.length < 15)
	{
		  http.open("GET", "checkvaliduser.php?user=" + escape(document.signupForm.username.value), true);
		  http.onreadystatechange = handleHttpResponse;
		  http.send(null);
	}
	else
	{
		alert("UserName must be less than 14 charecters..!");
		document.signupForm.username.focus();
	}
}
function checkemail() 
{
  http.open("GET", "checkvaliduser.php?email=" + escape(document.signupForm.email.value), true);
  http.onreadystatechange = handleHttpResponse;
  http.send(null);
}

////////////////////////////////////////
function handleHttpResponse_state()  
{
	  if (http.readyState == 4) 
	  {   
			results = http.responseText;
			document.getElementById('state').innerHTML = '';
			document.getElementById('state').innerHTML = results; 
			return true;	
	  }
} 
function changestate(cnt) 
{		
  http.open("GET", "ajax_state.php?cnt="+ cnt, true);
  http.onreadystatechange = handleHttpResponse_state;
  http.send(null);
} 
////////////////////////////////////////


function getHTTPObject() 
{
  var xmlhttp;
  /*@cc_on
  @if (@_jscript_version >= 5)
    try {
      xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
    } catch (e) {
      try {
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (E) {
        xmlhttp = false;
      }
    }
  @else
  xmlhttp = false;
  @end @*/
  if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
  try {
      xmlhttp = new XMLHttpRequest();
    } catch (e) {
      xmlhttp = false;
    }
  }
  return xmlhttp;
}
var http = getHTTPObject(); // We create the HTTP Object
//alert(http);;

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