Problem in getting Http Response in crome
Am trying to get http response from php web service in javascript , but am getting null in firefox and crome. plz tell me where am doing mistake here is my code,

function fetch_details()
{
 if (window.XMLHttpRequest)
  {
  xhttp=new XMLHttpRequest()
  alert("first");
  }
else
  {
  xhttp=new ActiveXObject("Microsoft.XMLHTTP")
  alert("sec");
  }
 alert("hi.");
xhttp.open("GET","http://122.166.97.94:8080/proxim_live/phpsend.php?UserID=881&DeviceID=Imm123&LastSyncDate=",false);
xhttp.send("");
xmlDoc=xhttp.responseXML;
alert(xmlDoc);
alert(xmlDoc.getElementsByTagName("Inbox")[0].childNodes[0].nodeValue);
}
Problem in getting Http Response in crome
===

Am trying to get http response from php web service in javascript , but am getting null in firefox and crome. plz tell me where am doing mistake here is my code,

function fetch_details()
{
 if (window.XMLHttpRequest)
  {
  xhttp=new XMLHttpRequest()
  alert("first");
  }
else
  {
  xhttp=new ActiveXObject("Microsoft.XMLHTTP")
  alert("sec");
  }
 alert("hi.");
xhttp.open("GET","http://122.166.97.94:8080/proxim_live/phpsend.php?UserID=881&DeviceID=Imm123&LastSyncDate=",false);
xhttp.send("");
xmlDoc=xhttp.responseXML;
alert(xmlDoc);
alert(xmlDoc.getElementsByTagName("Inbox")[0].childNodes[0].nodeValue);
}