var timerID;
var statusx;
var fetchInterval = 10000;
var range = 1;
var url;
var http_request = false;

function makeRequest() {
//  http_request = false;
  
//  alert("test");
			
  if (window.XMLHttpRequest) { // Mozilla, Safari,...
	 http_request = new XMLHttpRequest();
	 if (http_request.overrideMimeType) {
		// set type accordingly to anticipated content type
		//http_request.overrideMimeType('text/xml');
		http_request.overrideMimeType('text/html');
	 }
  } else if (window.ActiveXObject) { // IE
	 try {
		http_request = new ActiveXObject("Msxml2.XMLHTTP");
	 } catch (e) {
		try {
		   http_request = new ActiveXObject("Microsoft.XMLHTTP");
		} catch (e) {}
	 }
  }
  if (!http_request) {
	 alert('Cannot create XMLHTTP instance');
	 return false;
  }
//  http_request.onreadystatechange = alertContents;
  http_request.open('GET', url, true);
  	http_request.onreadystatechange = function()
	{
		if (http_request.readyState == 4 &&
			http_request.status == 200) 
		{
			statusx = http_request.responseText;
		}
	}
  http_request.send(null); 
}

function alertContents() {
			
  if (http_request.readyState == 4) {
	 if (http_request.status == 200) {
//		alert(http_request.responseText);
		result = http_request.responseText;
//		alert(result);
            document.getElementById('myspan').innerHTML = result;            
	 } else {
		alert('There was a problem with the request.');
	 }
  }
}

function setRec() 
{
	while(http_request.responseText != "done" && range < 100000) 	
	{
		range ++;
//		alert("status2: " + statusx);
//		timerID = setTimeout("setRec()", fetchInterval*range);
	}
//	else document.getElementById("progress").innerHTML = "Process completed.";
//	setRecs_display();
}

function request_queue(prm) 
{
	statusx = "";
	url = 'workshop_queued.php' + prm;	
//	alert(url);
	makeRequest();
//	alert("status1: " + statusx);	
	setRec();
}

function request_interested(prm) 
{
	statusx = "";
	url = 'workshop_qinterested.php' + prm;	
//	alert(url);
	makeRequest();
//	alert("status1: " + statusx);	
	setRec();
}