var xmlHttp;

function createXMLHttpRequest() {
	if (window.ActiveXObject) {
  	xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
  } 
  else if (window.XMLHttpRequest) {
    xmlHttp = new XMLHttpRequest();                
  }
}
        
function report(forumid, fid, aid, acn) {
	createXMLHttpRequest();
	var forumid = forumid;
  var fatherID = fid;
  var artID = aid;
  var artcn = acn;
  if (confirm('您确定要投诉此贴吗？')) {
  	var url = "/club_sohu/report.php?forumid="+forumid+"&fid="+fatherID+"&aid="+artID+"&acn="+artcn;
  	xmlHttp.open("GET", url, true);
  	xmlHttp.onreadystatechange = startReport;
  	xmlHttp.send(null);
	}
}

function startReport() {
window.status="...";
  if (xmlHttp.readyState == 4) {
window.status="---";
    if (xmlHttp.status == 200) {  
window.status="done";
      var message = xmlHttp.responseXML.getElementsByTagName("message")[0].firstChild.data;
      alert(message);
   	}
  }
}