var http_request = false;
function makePOSTRequest(url, parameters) {
  http_request = false;
  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 = function() {}
	http_request.open('POST', url, true);
	http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	http_request.setRequestHeader("Content-length", parameters.length);
	http_request.setRequestHeader("Connection", "close");
	http_request.send(parameters);
	return true;
}
function alertContents(){}

function ajaxInject(file, sendto){
	var xmlObj = null;
	if(window.XMLHttpRequest){
		xmlObj = new XMLHttpRequest();
	} else if(window.ActiveXObject){
		xmlObj = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		return;
	}
	xmlObj.onreadystatechange = function(){
		if(xmlObj.readyState == 4){
			sendto.innerHTML+=xmlObj.responseText;
		}
	}
	xmlObj.open ('GET', file, true);
	xmlObj.send ('');
}

function ajaxPostWrite(file, params, sendto){
	var xmlObj = null;
	if(window.XMLHttpRequest){
		xmlObj = new XMLHttpRequest();
	} else if(window.ActiveXObject){
		xmlObj = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		return;
	}
	xmlObj.onreadystatechange = function(){
		if(xmlObj.readyState == 4){
			sendto.innerHTML+=xmlObj.responseText;
		}
	}
	xmlObj.open('POST', file, true);
	xmlObj.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlObj.setRequestHeader("Content-length", params.length);
	xmlObj.setRequestHeader("Connection", "close");
	xmlObj.send(params);
	return true;
}


function ajaxWrite(file, sendto){
	var xmlObj = null;
	if(window.XMLHttpRequest){
		xmlObj = new XMLHttpRequest();
	} else if(window.ActiveXObject){
		xmlObj = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		return;
	}
	xmlObj.onreadystatechange = function(){
		if(xmlObj.readyState == 4){
			sendto.innerHTML=xmlObj.responseText;
		}
	}
	xmlObj.open ('GET', file, true);
	xmlObj.send ('');
}
function ajaxEval(file){
	var xmlObj = null;
	if(window.XMLHttpRequest){
		xmlObj = new XMLHttpRequest();
	} else if(window.ActiveXObject){
		xmlObj = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		return;
	}
	xmlObj.onreadystatechange = function(){
		if(xmlObj.readyState == 4){
			eval(xmlObj.responseText);
		}
	}
	xmlObj.open ('GET', file, true);
	xmlObj.send ('');
}
function ajaxPostEval(file,params){
	var xmlObj = null;
	if(window.XMLHttpRequest){
		xmlObj = new XMLHttpRequest();
	} else if(window.ActiveXObject){
		xmlObj = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		return;
	}
	xmlObj.onreadystatechange = function(){
		if(xmlObj.readyState == 4){
			eval(xmlObj.responseText);
		}
	}
	xmlObj.open('POST', file, true);
	xmlObj.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlObj.setRequestHeader("Content-length", params.length);
	xmlObj.setRequestHeader("Connection", "close");
	xmlObj.send(params);
}