var isIE;
detectBrowser();

function swapImages(itemid, url, suffix)
{
	if (isIE == false)
	{
		document.getElementById(itemid).src = "images/" + url + suffix;
	}
	else
	{
		document.getElementById(itemid).src = "images/" + url + "_ie" + suffix;
	}
}

function detectBrowser()
{
var browser=navigator.appName;
var b_version=navigator.appVersion;
var version=parseFloat(b_version);
if ((browser=="Netscape"||browser=="Microsoft Internet Explorer") && (version>=5))
  {
  isIE = false;
  }
else
  {
  isIE = true;  
  }
}

var xmlhttp;

function getXmlHttpRequestObject()
{
	if (window.XMLHttpRequest)
	  {
	  // code for IE7+, Firefox, Chrome, Opera, Safari
	  return new XMLHttpRequest();
	  }
	if (window.ActiveXObject)
	  {
	  // code for IE6, IE5
	  return new ActiveXObject("Microsoft.XMLHTTP");
	  }
	return null;
}

function GetXmlHttpObject()
{
  if (window.XMLHttpRequest)
  {
    return new XMLHttpRequest();
  }
  else if(window.ActiveXObject)
  {
    try
    {
      return new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch(e)
    {
      return new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
  else
  {
    alert("Your browser is not compatible with this form. Please upgrade to a newer web browser.");
    return null;
  }
}

function getReviewForm()
{
	xmlhttp = GetXmlHttpObject();
	var url = "comments/addReview.php"//"http://site476.mysite4now.com/literalppl/site1/comments/addReview.asp";
	url = url + "?rid=" + Math.random();
	xmlhttp.onreadystatechange=stateChanged;
	xmlhttp.open("GET",url,true);
	xmlhttp.send(null);
}


function stateChanged()
{
	if (xmlhttp.readyState==4)
	{
		document.getElementById("textContent").innerHTML=xmlhttp.responseText;
	}
}