function getHTTPObject(){
   if (window.ActiveXObject)
   {
	   return new ActiveXObject("Microsoft.XMLHTTP");
   }
   else if (window.XMLHttpRequest)
   {
	   return new XMLHttpRequest();
   }
   else
   {
      alert("Your browser does not support AJAX.");
      return null;
   }
}

function setInternalPageTopic(){
    if(httpObject.readyState == 4){
        var x=document.getElementById("internalPageTopic");
		x.innerHTML = httpObject.responseText;
    }
 
}

function internalLink(inputURL)
{
	httpObject = getHTTPObject();
	if (httpObject != null) {
		httpObject.open("GET", "internalPageTopic.php?inputText="+inputURL, true);
		httpObject.send(null); 
		httpObject.onreadystatechange = setInternalPageTopic;
	}
	var content = $("#internalPageContent");
	content.load(inputURL);
}


function elevatedLink(inputURL)
{
	window.location="#docTop";
	document.getElementById('elevationBase').style.height = '107%';
	if(navigator.appName == 'Microsoft Internet Explorer')
	{
		document.getElementById('elevationBase').style.height = document.body.clientHeight+'px';
	}
	if(navigator.appName == 'Opera')
	{
		document.getElementById('elevationBase').style.height = (window.innerHeight * 1.21)+'px';
	}
	document.getElementById('elevationBase').style.width = '100%';
	document.getElementById('elevationBase').style.zIndex = '997';
	document.getElementById('elevationLayer').style.zIndex = '998';
	document.getElementById('elevationLayer').style.height = '90%';
	document.getElementById('elevationTop').style.zIndex = '999';
	document.getElementById('elevationTop').style.height = '450px';
	document.getElementById('elevationTop').innerHTML = '<iframe src="'+inputURL+'" style="width:100%;height:100%;border:1px solid #000000;"></iframe>';
	document.body.style.overflow = 'hidden';
}

function elevatedClose()
{
	document.getElementById('elevationBase').style.zIndex = '-999';
	document.getElementById('elevationLayer').style.zIndex = '-998';
	document.getElementById('elevationTop').style.zIndex = '-997';
	document.getElementById('elevationTop').style.height = '0px';
	document.getElementById('elevationTop').innerHTML = '';
	document.body.style.overflow = 'auto';
}