function createRequestObject() {
    var ro;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        ro = new ActiveXObject("Microsoft.XMLHTTP");
    }else{
        ro = new XMLHttpRequest();
    }
    return ro;
}
var http = createRequestObject();
var sContentRepository = "";

function updateContent(sURL, sContentID)
{
	sContentRepository = sContentID;
	http.open('get',sURL);
	http.onreadystatechange = printContent;
	http.send(null);
}

function printContent()
{
	if(http.readyState == 4)
	{
		document.getElementById(sContentRepository).innerHTML = http.responseText;
	}
	//window.setTimeout('scroll(0,0)',100);
	
}

function showLetter(letter)
{
	updateContent("glossary.list.aspx?l=" + letter,"glossaryContent");
	changeLetterStyle(letter);
}

var oCurrentLetterButton = null;
function changeLetterStyle(letter)
{
	if (oCurrentLetterButton != null)
		oCurrentLetterButton.className = "glossaryLetter" //Remove style to old button

	//Set new button
	oCurrentLetterButton = document.getElementById("glossaryLetterLink" + letter);
	//Apply style current to new button
	oCurrentLetterButton.className = "glossaryLetterCurrent" 
	
}