////////// INITIALIZATION CODE /////////////////////////////////////////
var ajaxRSS = false; // XMLHttpRequest Object
var rssURL = 'redir_feed.php'; // url of RSS (NOTE: this must be on your own domain)

if (window.XMLHttpRequest) // try to create XMLHttpRequest
	ajaxRSS = new XMLHttpRequest();

if (window.ActiveXObject)	// if ActiveXObject use the Microsoft.XMLHTTP
	ajaxRSS = new ActiveXObject("Microsoft.XMLHTTP");

TICKER_RIGHTTOLEFT = false;
TICKER_SPEED = 2;
TICKER_PAUSED = false;
TICKER_STYLE = "font-family:Arial; font-size:12px; color:#444444;";

// start the program going
RSSRequest();

////////// AJAX RSS READING CODE ////////////////////////////////////////
function ReqChange() {

	// If data received correctly
	if (ajaxRSS.readyState==4) {

		// if data is valid
		if (ajaxRSS.responseText.indexOf('invalid') == -1) 
		{ 	
			// Parsing RSS
			var node = ajaxRSS.responseXML.documentElement; 
			
			
			// Get Channel information
			var channel = node.getElementsByTagName('channel').item(0);
			var title = channel.getElementsByTagName('title').item(0).firstChild.data;
			var link = channel.getElementsByTagName('link').item(0).firstChild.data;
			
			content = '';
		
			// Browse items
			var items = channel.getElementsByTagName('item');
			for (var n=0; n < items.length; n++)
			{
				var itemTitle = items[n].getElementsByTagName('title').item(0).firstChild.data;
				var itemLink = items[n].getElementsByTagName('link').item(0).firstChild.data;
				try 
				{ 
					var itemPubDate = '<font color=gray>['+items[n].getElementsByTagName('pubDate').item(0).firstChild.data+'] ';
				} 
				catch (e) 
				{ 
					var itemPubDate = '';
				}
				
				//if(content!='')
				//	content += ' | ';

				if(n%2==1)
					content += "<span>&nbsp;&nbsp;";
				else
					content += "<span>&nbsp;&nbsp;<b>";
				content += '<a href="'+itemLink+'">'+itemTitle+'</a>';
				if(n%2==1)
					content += "&nbsp;&nbsp;</span>";
				else				
					content += "&nbsp;&nbsp;</b></span>";
			}
			
			// Display the result
			document.getElementById("scrollTicker").innerHTML = content;

			// start the ticker scrolling
			initticker();
			
		}
		else {
			// oops... error requesting data
			document.getElementById("scrollticker_internal").innerHTML = "Error requesting data.";
		}
	}
}

/*
* Main AJAX RSS reader request
*/
function RSSRequest() {

	// Prepare the request
	ajaxRSS.open("GET", rssURL , true);
	// Set the onreadystatechange function
	ajaxRSS.onreadystatechange = ReqChange;
	// Send
	ajaxRSS.send(null); 
}

////////// SCROLLING DIV CODE ///////////////////////////////////////////
function initticker()
{
	TICKER_CONTENT = document.getElementById("scrollTicker").innerHTML;

	var tickerSupported = false;
	TICKER_WIDTH = document.getElementById("scrollTicker").style.width;
	var img = "<img src='blank.gif' width="+TICKER_WIDTH+" height=1>";

	// Firefox
	if (navigator.userAgent.indexOf("Firefox")!=-1 || navigator.userAgent.indexOf("Safari")!=-1) {
		document.getElementById("scrollTicker").innerHTML = "<TABLE  cellspacing='0' cellpadding='0' width='100%'><TR><TD nowrap='nowrap'>"+img+"<SPAN style='"+TICKER_STYLE+"' ID='scrollticker_internal' width='100%'>&nbsp;</SPAN>"+img+"</TD></TR></TABLE>";
		tickerSupported = true;
	}
	// IE
	if (navigator.userAgent.indexOf("MSIE")!=-1 && navigator.userAgent.indexOf("Opera")==-1) {
		document.getElementById("scrollTicker").innerHTML = "<DIV nowrap='nowrap' style='width:100%;'>"+img+"<SPAN style='"+TICKER_STYLE+"' ID='scrollticker_internal' width='100%'></SPAN>"+img+"</DIV>";
		tickerSupported = true;
	}
	if(!tickerSupported) document.getElementById("scrollTicker").outerHTML = ""; else {
		document.getElementById("scrollTicker").scrollLeft = TICKER_RIGHTTOLEFT ? document.getElementById("scrollTicker").scrollWidth - document.getElementById("scrollTicker").offsetWidth : 0;
		document.getElementById("scrollticker_internal").innerHTML = TICKER_CONTENT;
		document.getElementById("scrollTicker").style.display="block";
		TICKER_tick();
	}
}

function TICKER_tick() {
	if(!TICKER_PAUSED) document.getElementById("scrollTicker").scrollLeft += TICKER_SPEED * (TICKER_RIGHTTOLEFT ? -1 : 1);
	if(TICKER_RIGHTTOLEFT && document.getElementById("scrollTicker").scrollLeft <= 0) document.getElementById("scrollTicker").scrollLeft = document.getElementById("scrollTicker").scrollWidth - document.getElementById("scrollTicker").offsetWidth;
	if(!TICKER_RIGHTTOLEFT && document.getElementById("scrollTicker").scrollLeft >= document.getElementById("scrollTicker").scrollWidth - document.getElementById("scrollTicker").offsetWidth) document.getElementById("scrollTicker").scrollLeft = 0;
	window.setTimeout("TICKER_tick()", 30);
}