var http = false;

if(navigator.appName == "Microsoft Internet Explorer") {
  http = new ActiveXObject("Microsoft.XMLHTTP");
} else {
  http = new XMLHttpRequest();
}
function SendAjax2(method, url, id, loading_image){
	http.abort();

  http.open("GET", url, true);
  if (http.readyState==1 )
 { 
  		document.getElementById(id).innerHTML="<td valign='top'><center><img src='"+loading_image+"' border='0'></center></td>";
 } 
  http.onreadystatechange=function() {
    if(http.readyState == 4) {
      document.getElementById(id).innerHTML = http.responseText;
    }
  }
  http.send(null);
}