var http_request = false;
var tempTxt;
function makeRequestNew(url,txt,strVariables) 
	{
	
	http_request = false;
	tempTxt=txt;
	if (window.XMLHttpRequest)
		{ // Mozilla, Safari,...
			http_request = new XMLHttpRequest();
			if (http_request.overrideMimeType)
			{
			http_request.overrideMimeType('text/xml');
			// See note below about this line
			}
		}
	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('Giving up :( Cannot create an XMLHTTP instance');
		return false;
		}
	http_request.open('POST', url, true);
	http_request.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8"); 
	http_request.send(strVariables);
	http_request.onreadystatechange = alertContentsNew;
	}

function alertContentsNew()
	{
	if (http_request.readyState == 4)
		{
		if (http_request.status == 200)
			{		
				var resul= http_request.responseText;
				document.getElementById(tempTxt).innerHTML=http_request.responseText;
			}
			else
				{
				alert('There was a problem with the request.');
				}
		   }
		else if (http_request.readyState == 1 )
			{
			document.getElementById(tempTxt).innerHTML = "Loading...";
			
			}
		}




function update_review(a,b)//function for rating yes or no increment
{
var whereToWrite='reviewID_'+a;
makeRequestNew('review_display.php',whereToWrite,'review=update_review&type='+b+'&ID='+a);
}