var http_request = false;

function makePOSTRequest(url, parameters, responseFunction) {
	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;
	}

	var ptrResponseFunction = new Function(responseFunction);
	http_request.onreadystatechange = ptrResponseFunction;
	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 getPOSTData() {
	if (http_request.readyState == 4) {
		if (http_request.status == 200) {
			result = http_request.responseText;
			return(result);
		}
		else {
			alert('There was a problem with the request.');
			return('');
		}
	}
	return('');
}

function DisableForm(xForm,xHow){
	objElems = xForm.elements;
	for(i=0;i<objElems.length;i++){
		objElems[i].disabled = xHow;
	}
}

// splits <key>=<value> string into global var hashData
function toKeyValue(data) {
	var hashData = new Array();
	var arrData = data.split("\n");
	var i, tmp;
	var tmp;
	for(i = 0; i < arrData.length; i++) {
		if(arrData[i] == '') { continue; }
		tmp = arrData[i].split("|");
		hashData[tmp[0]] = tmp[1];
	}
	return(hashData);
}