subject_id = '';
function handleResponse()
{
	if(http.readyState == 4 && http.status == 200)
	{
      var response = http.responseText;
      if(response) 
	  {
		  
		 document.getElementById(subject_id).innerHTML = response;
	  }
  }
}
var http = createRequestObject();
function createRequestObject() {
    var req;
   if(window.XMLHttpRequest){
      // Firefox, Safari, Opera...
      req = new XMLHttpRequest();

   } else if(window.ActiveXObject) {
      // Internet Explorer 5+
      req = new ActiveXObject("Microsoft.XMLHTTP");
   } else {
      // There is an error creating the object,
      // just as an old browser is being used.
      alert('Problem creating the XMLHttpRequest object');
   }

   return req; 
}

function getScriptPage(div_id,url,method) 
{
		subject_id = div_id;
		http.open(method,url,true);
		http.onreadystatechange = handleResponse;
		var data="";
		if(method=="get")
		{
		   http.send(null);
		}
		else
		{
			
		   http.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
		   http.send(data);
		}
}