/*
function PostForm(url,form,response){
	var elements = document.getElementById(form).elements;
	var content = '';
	response_div = response;
	document.getElementById(response).innerHTML = 'Loading...';
	for(var i = 0; i < elements.length; i++){
		temp = elements[i].value.replace('&','char(amp)');
		content += elements[i].name + '=' + temp + '&';
	} 
	content = content.substring(0,content.length - 1);
	makePOSTRequest(url, content);
}
*/
function PostForm(url,form,response){
	// ff iets nieuw om checkboxen te laten werken
	var elements = document.getElementById(form).elements;
	var content = '';
	response_div = response;
	document.getElementById(response).innerHTML = 'Loading...';
	for(i = 0; i < elements.length; i++) {
		var myElement = elements[i];
		if (myElement.tagName == "input"){
			if((myElement.type == "checkbox" && myElement.checked)||(myElement.type == "radio" && myElement.checked)||(myElement.type != 'radio' && myElement.type != 'checkbox')){
				content += myElement.name + "=" + myElement.value + "&";
			}
		}   
		if (myElement.tagName == "select") content += myElement.name + "=" + myElement.options[myElement.selectedIndex].value + "&";
	}
	makePOSTRequest(url, content);
}

function Ajaxtest(obj,url) {
		var array = new Array();
		array['inputbox1'] = document.getElementById("inputbox1").value;
		array['inputbox2'] = document.getElementById("inputbox2").value;
		Post(url,array);
}

function Post(url,array) {
	var content = '';
	var temp = '';
	for(i in array){
		temp = array[i].replace('&','char(amp)');
		content += i + '=' + temp + '&';
	}
	content = content.substring(0,content.length - 1);
	makePOSTRequest(url, content);
}


/////////////////////////////////////////////////////////////////////////////


var http_request = false;
var response_div = '';

function makePOSTRequest(url, parameters) {
  http_request = false;
  if (window.XMLHttpRequest) {
	 http_request = new XMLHttpRequest();
	 if (http_request.overrideMimeType) {
		http_request.overrideMimeType('text/html');
	 }
  } else if (window.ActiveXObject) {
	 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('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);
}

function alertContents() {
  if (http_request.readyState == 4) {
	 if (http_request.status == 200) {
		result = http_request.responseText;
		document.getElementById(response_div).innerHTML = result;            
	 } else {
		document.getElementById(response_div).innerHTML = 'request error';            
	 }
  }
}